### CBSE IX Physics Motion

## diffrence between speed and velocity

### CBSE IX Physics Motion

## difference between speed and velocity

### CBSE IX Physics Motion

## (a) distance between delhi and agra is 200km. atrain travels thefirst 100km at the speed of 50km/h. how fast must the train travel next 100 km so as to average 70km/h for the whole joueney?
(b) ona 120 km track, a train travel the first 30 km at speed of 30 km/h how fast must the train travel the next 90km so as to average 60km/h for the entire tip?

**ahujarajesh11**14th June 2015 3:22 PM

### ICSE X Physics Machines

## **why can't a machine work as a force and a speed multiplier simultaneously?justify.**

**why can't a machine work as a force and a speed multiplier simultaneously?justify.**

**sankar.goswami**12th July 2015 11:36 AM

### CBSE XI Science Physics Motion in a Straight Line

## FIND THE AVERAGE SPEED OF AN OBJECT WHOSE SPEED-TIME GRAPH IS GIVEN BELOW.

**swarajtopper**30th July 2015 5:23 PM

### ICSE X Physics Force

## A train starts from rest and moves with a constant acceleration 'a'. The guard of the train reaches the end of the platform with a speed 'v' and a passenger exactly in the middle of the train reaches the end of the platform with a speed 'u'. Determine hte speed with which a passenger seated mid-way between the guard and the passenger mentioned earlier, crossed the platform. Express it in the form of 'v'.

**bjayanta**4th May 2016 3:58 PM

### CBSE IX Physics Motion

## A vehicle moving with a speed of 36km/hr see a red light ahead and applies breaks and stops after covering 10m distance on a moving. Another vehicle moving at a speed of 72km/hr and applying breaks it stops after covering 30m distance. Assuming same reaction time and same deceleration in each case what is the distance covered before stopping when breaks are applied on the vehicle when it is moving at a speed of 54km/hr

**Hrishikesh marathe**13th June 2016 7:11 AM

### CBSE XI Science Physics Laws of Motion

## In uniform circular motion, do the speed and angular velocity change?

**सुधाकर**8th October 2017 1:09 PM

### Gujarat - Gujarati Medium IX ગણિત ગણક્રિયાઓ

##
4 hrs after a goods train passed a station, another train travelling at a speed of 72 km/hr following that goods train passed through that station. If after
passing the station the train overtakes the goods train in 8 hours. What is the speed of the goods train?

**aryap7964**6th December 2017 4:53 PM

### ICSE X Physics Work, Energy and Power

## Speed of particle increases by 20%.How many percent its kinetic energy increases

**lovemaan5500**26th December 2017 11:23 AM

### ICSE VIII Maths Direct and Inverse Variations

## A train crosses two persons who are cycling in the same direction as the train, in 12 seconds and 18 seconds respectively. If the speeds of the two cyclists are 9km/h and 18km/h respectively.Find the length and speed of the train?

**mkp400**29th December 2017 8:31 AM

### ICSE VIII Maths Direct and Inverse Variations

## Two trains are running at 45km/h and 54km/h cross each other in 12 seconds when they run in opposite direction. When they run in the same direction,the person in the faster train observes that he crosses the other train in 32 seconds. Find the length of the two trains?

**mkp400**29th December 2017 8:35 AM

### ICSE VII Maths Speed, Distance and Time

## Sound travels at 335 metre per second in air. Find its speed in km per hour.

**keshavr801**11th January 2018 7:57 PM

### CBSE VII Maths

## a spaceship travels 36000km in one hour.express its speed in km/hr?

**arajeevshashank**14th February 2018 6:21 PM

### JEE Plances JEE (Main) Physics

## A particle (P) of mass m is released from rest at point A on a curved smooth wedge of mass M,free to move on smooth horizontal surface .Velocity of wedge w.r.t ground is V1 and velocity of particle w.r.t wedge is V2 at,when particle is point B.Momentum conservation equation in horizontal direction can be written as

**napaliwal**19th March 2018 6:51 PM

### ICSE X Maths

## The speed of a boat in still water is 8km/hr. It can go 15km upstream and 22km downstream in 5hrs. Find the speed of the stream.

**Suman**13th April 2018 8:09 PM

### CBSE X Physics

## A particle in uniform acceleration in a straight line has a speed 'v' m/s at position 'x' metres is given by v = sqrt( 25 - 16x). Find the acceleration of the particle. Kindly make use of differentiation for solving the above question.

**acv27joy**20th April 2018 10:51 PM

### JEE Plances JEE (Main) Physics

## Sir pl solve quest no 2

**shobhit**24th April 2018 9:04 AM

### NEET1 NEET1 Physics

## A ball is droped from a high rise platform t=0 starting from rest. After 6s another ball is thrown downwards from the same platform with a speed v . The two ball meet at t=18s . What is the value of v ? 1)74m/s 2)64m/s . 3)84m/s. 4)94m/s

**Kajalmandal64**11th May 2018 2:53 PM

### CBSE X Physics

## A man short a bullet with a speed of 10 m/s which just penetrates a plank of wood . With what speed should he shoot a bullet to pass through 10 similar planks.

**acv27joy**12th May 2018 8:43 PM

### JEE Plances JEE (Main) Physics

## Sir Pl solve Question no-11 attached

**shobhit**14th May 2018 9:01 AM

### NEET1 NEET1 Physics

## A : The acceleration-time graph for an object moving along straight line, starting from rest is as shown in figure. Speed of the particle is maximum at time t1. R : Velocity is maximum when acceleration is maximum.

**dipanshusingla029**23rd May 2018 5:16 PM

### CBSE X Maths

## A boat covers 32 km upstream and 36 km downstream in 7 hrs. Also, it covers 40 km upstream and 48 km downstream in 9 hrs. Finf the spead of the boat in still water and that of the stream.

**CHIDAMBAR**23rd May 2018 7:07 PM

### CBSE XI Science Physics

## A particle of mass m is at rest at the origin at time t= 0. Is subjected to a force F(t)= Foe-bt in the x direction. Graphically show the variation of speed with time and justify your answer.

**sarasija123**4th June 2018 8:13 PM

### NEET1 NEET1 Physics

## Two stars each of mass 'm' and radius 'R' approach each other to collide head-on. Initially the stars are at a distance r(>>R). Assuming their speeds to be negligible at this distance of seperation, the speed with which the stars collide is?

**nasir.mirza**13th June 2018 8:05 PM

### JEE Plances JEE (Main) Physics

## Sir Pl solve question no-23

**shobhit**23rd June 2018 12:03 AM

### ICSE X Physics

## Pendulum Bob is pulled to one side until its centre of gravity is raised by 20 CM above the mean position calculate the speed of Bob as it passes through the mean position

**Samrat**29th June 2018 10:18 PM

### ICSE X Physics

## A pole vaulter clears the Max Height of 5m what is the speed with which he should run carrying the pole

**Samrat**30th June 2018 11:34 PM

### ICSE VII Physics Motion

## a man walks at aspeed

**gunjangoyal9100830991**15th July 2018 4:55 PM

### CBSE IX Physics

## A JUGGLER THROWS BALL VERTICALLY UP AT AN INTERVAL OF 1 s. HIS MAX SPEED OF THROW SO THAT SIX BALL IN AIR IS ----------. g = 10m / s SQUARE

**haroonrashidgkp**16th July 2018 8:07 PM

### CBSE IX Physics

## Is there any difference between speed and velocity?

**bhavyajknair**16th July 2018 8:44 PM

### JEE Plances JEE (Main) Physics

## Solve it

**hariom2083**22nd July 2018 12:18 PM

### JEE Plances JEE (Main) Physics

## In the given situation when rod is moving with speed 10m/s, speed of wedge is

**m.nilu**25th July 2018 11:19 AM

### NEET1 NEET1 Physics

## Please solve this problem

**aadeshsatpute375**27th July 2018 8:19 PM

### ICSE VII Maths

## A TRAIN 140 M LONG IS RUNNING AT 60 KM PER HOUR. IN HOW MUCH TIME WILL IT PASS A TUNNEL 260 M LONG ?

**sms_salunke**28th July 2018 5:47 AM

### CBSE IX Physics Motion

## How much force is required to increase the velocity of a body of 1kg from 20 m/s to 30 m/s?

**showkat**31st July 2018 10:01 PM

### CBSE XI Science Physics

## An aeroplane is flying horizontally at a height of 980 m with velocity 100ms-1 drops a food packet . Aperson on the ground is 414m ahead horizontally from the dropping point. At what velocity should he move so that he can catch the food packet

**valavanvino1011**12th August 2018 5:58 PM

### NEET1 NEET1 Physics

## A ball is projected horizontally with a velocity of20ms-1 from the top of the tower of height 78.4m. at the same time a boy who is 140m away from the foot of the tower starts running to catch the ball. With what constant velocity he must run to catch the ball before hitting the ground (neglect the height of the boy)

**valavanvino1011**12th August 2018 6:02 PM

### CBSE X Science

## as we know that the speed of electron is very slow then also when we switch on light it starts immediately. how does it happen

**avneeshla22**19th August 2018 2:27 PM

### ICSE VII Maths Speed, Distance and Time

## Find speed distance 6km and time 2hours

**Amrahsony**20th August 2018 3:20 PM

### ICSE VII Maths

## A policeman follows a thief is 800 metre ahead of him. If they run at the speed of 8 km per hour and 7 km per hour respectively, How long the policeman take to catch up with the thief?

**Pradeep**20th August 2018 9:59 PM

### JEE Plances JEE (Main) Physics

## The blocks A and B shown in fig have masses MA =5kg and MB=4kg.The system is released from rest.The speed of B after A has travelled a distance 1m along the incline is

**m.nilu**21st August 2018 2:45 PM

### ICSE VI Maths

## A cyclist completes 15 laps around an oval racing track 400m long in 8 minutes. Find the speed of the cyclist in km/h.

**277219299760053**22nd August 2018 5:54 AM

### JEE Plances JEE (Main) Physics

## A particle of mass m is fixed to one end of a light rigid rod of length l and rotated in a vertical circular path about its other end .The minimum speed of the particle at its highest pt must be

**m.nilu**22nd August 2018 12:53 PM

### CBSE VII Science Motion and Time

## Varun runs 800m in 2 minutes 40 seconds. What is his speed in metres per second and Km/h ?

**Shreeya Nemani**28th August 2018 8:04 PM

### CBSE VII Science Motion and Time

## Name the instrument which is used a) to record the distance covered by a vehicle. b) to indicate the speed of a running vehicle.

**Shreeya Nemani**28th August 2018 8:25 PM

### CBSE VIII Maths

## a train travels 360 km at a uniform speed. if the speed had been 5 km/hr more, it would have taken 1 hour less for the same journey. find the speed of the ratio ?

**susanta.rkl**31st August 2018 10:41 PM

### CBSE VIII Maths

## the speed of a boat in still water is 8 km/hr . it can go 15 km upstream and 22 km downstream in 5 hours. find the speed of the stream

**susanta.rkl**31st August 2018 10:42 PM

### ICSE VII Maths

## Two trains 320m and 430m are moving in the opposite directions at a speed of 50km/hr and 40km/hr how long will it take the trains to pass each other

**anuradhajapala56570**18th September 2018 11:22 PM

### ICSE VII Maths Speed, Distance and Time

## Tina took 7/3 hours to travel 4/9 of the distance between town A and town B at an average speed of 72km/hour. what was Tina's average speed if she took 4 hours 12 minutes to travel from town A to town B.

**anjuparihar05**20th September 2018 12:47 PM

### ICSE VI Maths

## A man runs at a speed of 12km/h. How long will it take to cover distance of 8 km?

**aman71963**22nd September 2018 7:42 PM

### CBSE IX Physics

## A Car coves 30km at a uniform speed of 30km/hr.What should be its speed for the next 90km if the average speed for entire journey is 60km/hr ?

**bcnandi**23rd September 2018 1:08 PM

### ICSE VII Maths

## A car started from town P and travelled towards town Q at 70km/h . At the same time a van started from town Q and travelled to town P at 60km/h . After 11\4 hours they were 65km apart still traveling toward each other . 1 what is the distance b/w the two town . 2 After how many hours of travel would they cross each other .

**anjuparihar05**23rd September 2018 3:16 PM

### CBSE VIII

## A car with speed 60 km/he takes 8 hrs to travel some distance. Why should be the increase in the speed of the same distance is to be covered in 7 1/2 hours?

**msthakare25**24th September 2018 8:40 PM

### CBSE IX Maths

## After covering a distance of 30km. With a uniform speed there is some defect in a train enzine and therefore its speed is reduced to 4/5 of its original speed consiquetely the train reaches its destination late by 45 minutes had it happened after covering 18 km. More the train would have reached 9 minutes earlier find the speed of train and distance of journey

**Ankujsingla**26th September 2018 1:32 PM

### ICSE VII Physics Motion

## A car travels with speed 30km /h for 30mins .and then with speed 40km/h for one hour find the total distance traveled by the car

**qudsia988020**3rd October 2018 9:00 PM

### Maharashtra X Maths

## The forewheel of a tractor makes 120 revolutions more than the rear wheel is going 720 m. If the diameter of the forewheel is doubled and the diameter of the rear wheel is increased by 1.5 times the present diameter, then the forewheel makes 20 revolutions more than the rear wheel in going the same distance. Finf the circumference of each wheel.

**kkchandrapur**4th October 2018 10:05 AM

### ICSE VII Maths

## A boy covers a distance of 4.32 km in 4 min 48 s. find the speed of the boy.

**anbazhagi.1984**23rd October 2018 7:10 PM

### CBSE XI Science Physics

## Rain is falling at angle 45°east of vertical. A person moving due East at 10m/s observes rainfall vertically downward. Then speed of raindrop with respect to ground is?

**arunavamitra50**31st October 2018 6:07 PM

### CBSE VII Science

## sachin and sameer started on a motorbike from place A took turn at B did the task at C travelled by the route CD to D and then went on to E. Altogether, they took one hour for this journey . Find out the actual distance traversed by them and the displacement from A to E. From this , deduce their speed . What was their velocity from A to E in the direction AE? Can this velocity be called average velocity

**pranamlogistics**1st November 2018 4:31 PM

### CBSE IX Physics

## A player throws a ball vertically upwards. The ball attains height of 25m and then returns back. Find the initial speed of the ball?

**Vikas**3rd November 2018 1:23 PM

### CBSE VII Science

## Distance between Bholu’s and Golu’s house is 9 km. Bholu has to attend Golu’s birthday party at 7 o’clock. He started from his home at 6 o’clock on his bicycle and covered a distance of 6 km in 40 minutes. At that point he met Chintu and he spoke to him for 5 minutes and reached Golu’s birthday party at 7 o’clock. With what speed did he cover the second part of the journey? Calculate his average speed for the entire journey.

**Nimmi**9th November 2018 12:32 PM

### ICSE IX Physics

## In acceleration time graph how speed finding by area enclosed under the graph . detail understanding

**swainanirudha1**13th November 2018 12:35 AM

### CBSE VII Science Motion and Time

## A unit that does not represent speed is _ .

**Hemagirotra1234**13th November 2018 4:55 PM

### CBSE VIII Maths

## Karan can walk a distance of 210m in 90min. Find the time taken by him to cover a distance of 560m

**Souravdash605**27th November 2018 3:12 PM

### CBSE VII Science Motion and Time

## How are distance, time and speed related to each other

**nandinirawat023**9th December 2018 3:06 PM

### ICSE VII Maths Speed, Distance and Time

## A girl walks 12 km at the speed of 3 km/h.what change should she make in her speed to take (i)an hour less (ii) an hour more to cover distance.

**Sheeshpal.singh15**17th December 2018 7:47 PM

### ICSE VII Maths

## the school record for the 4*100 m relay race is 59seconds. When an anchor runner edge the baton, already 45 2/3 seconds are up. At what speed must he run in order to equal the school record?

**surendravmr1**17th December 2018 9:01 PM

### ICSE VII Maths Speed, Distance and Time

## A man walks at the speed of 4km/h. A train coming from behind him at the speed of 22km/h passes him in 30s. Find the length of the train

**sandhyadwivedi0**19th December 2018 10:16 AM

### ICSE VII Maths Speed, Distance and Time

## If u can cycle at an average speed of 12 km per hour,how manykm can you cycle in 2 hours 45 min

**995152930693660**20th December 2018 6:09 PM

### CBSE X Maths

## Places A and B are 80km apart from each other on a highway. A car starts from A and other from B at the same time.if they move in same direction they meet in 8 hours & if they move towards each other they meet in 1hr. 20 minutes.Find the speed of the cars.

**agraharianiruddha**26th December 2018 6:45 PM

### JEE Main Maths

## a train crosses Deepak& dilip in 20 seconds &30 seconds respectively who are running in same direction train at the speed of 18kmph and 36kmph respectively.find speed of the train

**dhananjaydhanu80**27th December 2018 10:55 AM

### ICSE VII Maths Speed, Distance and Time

## A motorist travelled 1/2 of his journey at 60km/h and completed the remaining 90km in 3/2 hours. What was his average speed for the whole journey?

**hemanta3651**27th December 2018 1:15 PM

### ICSE VII Maths

## A motorcycle travels at 30km/h and stops for half an hour at the end of every 75 km. How long will it take him to cover 375 km?

**asr929486**11th January 2019 8:26 PM

### ICSE VII Maths Speed, Distance and Time

## The area of a rectangular field is 3584 m² and its length is 64 m. A boy runs around the field at the rate of 6km/h. How long will he take to go 5 times around it?

**Sukritsamir92**14th January 2019 11:56 AM

### ICSE VII Physics Motion

## rahul cycles at 12km per hour. how distances does he covers in 36 minutes

**advaith.kmp**17th January 2019 1:48 PM

### CBSE VIII Maths

## The distance between two towns is 300 km. Two cars start simultaneously from these towns and move towards each other. The speed of one car is more than the other by 7km/hr. lf distance between the cars after 2 hours is 34 km, find the speed of the cars

**bharatibadkhal6**20th January 2019 2:36 PM

### ICSE VII Maths Speed, Distance and Time

## Ravi walks at a uniform speed of 12km per hour how much time he takes to cover 6000m

**shamamatarannum786**4th February 2019 7:26 PM

### ICSE VII Maths Speed, Distance and Time

## Ravi walks at a uniform speed of 12km per hour how much time he takes to cover in 600m

**shamamatarannum786**4th February 2019 7:55 PM

### ICSE VII Maths Speed, Distance and Time

## a train covers the first 160 km of ajourney at 40 km/h,the next 180 km at 45km/h , and the last 200 km at 50km/h . 1..the total time it takes to complete the jourmey? 2..the average speed of the train during the whole journey?

**rojesh.sahoo**7th February 2019 9:13 PM

### ICSE IX Physics

## An engine is approaching a tunnel surmounted by a Cliff and emits a short whistle when 1km away. The echo reaches the engine after 5 second.calculate the speed of engine assuming the velocity of sound to be 340m/s.

**Palaibabulal838**13th February 2019 10:19 AM

### CBSE X Biology

## A faster train takes one hour less than slower train for a journey of 200km.if the speed of a slower train is 10km/hr less than of a faster train find the speed of a two trains

**suryakarthik2003**19th February 2019 7:21 AM

### ICSE VII Maths Speed, Distance and Time

## Two race cars travel in a ways at 90kmph and 120kmph respectively. if d secound cars take 30min less than the first car ,find the distance covered to complete the race .

**Mdazharuddin184**24th February 2019 2:46 AM

### Junior V Maths

## Ashish speed of running is 9 m/sec. How much distance will he run in 2minutes 30 seconds?

**pratikachauhan2421**28th February 2019 11:38 AM

### ICSE VIII Physics Kinetic Theory of Matter

## particles of which matter move with high speed and why

**Ruchianil27**25th March 2019 3:50 PM

### CBSE X Maths

## Places A and B apart from highway.A car starts from A point and other from B at the same time. If they go in the same direction,they meet in 9 hours and if they go in opposite direction, they meet in 9/7 hours.find their speeds.

**Dy577080**31st March 2019 7:34 AM

### CBSE IX Physics

## At a certain instant, an auto driver is driving at a speed of 30 kmh—1.Then he uniformly accelerates the auto and after 2.5 minutes,the speed of his auto becomes 60kmh—1.What is the average speed of the auto?

**nuzhaty5**16th April 2019 12:30 PM

### JEE Main Physics

## the blocks a and b are shown in the figure have masses 5 kg and 4kg respectively.the system is released from rest.the speed of b after a has travelled a distance of 1 m along

**preeshitadey07**18th April 2019 8:11 AM

### ICSE VII Physics Physical Quantities and Measurement

## A girl walks a distance of 2 km in 40 minute. Find her speed

**vk204957**21st May 2019 1:42 PM

### ICSE VII Maths Speed, Distance and Time

## Gurpreet jogs a distance of 12 km in 40 minute. Find his speed in km/h and m/s.

**truptimayeesahoo100**28th May 2019 4:11 PM

### CBSE X Maths Pair of Linear Equations in 2 Variables

## A boat covers 14 kms in upstream and 20 kms downstream in 7 hours. Also it covers 22 kms upstream and 34 kms downstream in 10 hours. Find the speed of the boat in still water and of that the stream.

**6073sumant**30th May 2019 9:17 AM

### CBSE XII Science Physics

## Tick correct answer only one is right

**jain.pradeep**30th May 2019 6:55 PM

### CBSE IX Physics

## diffrent between speed and velocity

**beerendrasharma811**19th June 2019 12:06 PM

### ICSE X Maths Quadratic Equations

## A train covers 120 km at a uniform speed if it's speed is increased by 15km/h it would have covered the distance in 40 mins less find the original speed

**bhandarirs1975**19th June 2019 9:15 PM

### CBSE IX Physics Motion

## A car travels a distance of 360km in 5 hours. what will be the speed in m/s?

**kishor.kp14**15th July 2019 3:42 PM

### NEET NEET Physics

## A man runs towards mirror at a speed of 10 m/s. What is the speed of his image?- (1) 20 m/s, (2) 10m/s, (3) 30 m/s, (4) 5 m/s.

**patra04011965**17th July 2019 9:38 PM

### ICSE VII Physics Motion

## 4 A car travels for 11/2 hour with a constant speed of 65 km/h and then travels for 45 minutes with a constant speed of 80 km/h. What distance did the vehicle cover?

**Zurica**24th July 2019 10:14 PM

### ICSE VI Maths Perimeter and Area of Plane Figures

## A train is running at a speed of 90km/hr.if it crosses a signal in 10 se. Find the length of the train in meters,

**Tabasumhabib48**4th August 2019 12:32 PM

### CBSE VIII Maths Comparing Quantities

## Nitin walks at 3/4 of his usual speed and reaches home 10 minutes late find the usual time taken by him to reach home?

**Sidramairaj6166**7th August 2019 5:14 PM

### ICSE VII Maths Speed, Distance and Time

## A bus travelling at 42 km/h covers a distance in 5 h. How much time would it save if it increased its speed by 8 km/h?

**bishtbharat869**8th August 2019 8:15 PM

### ICSE VII Maths Unitary Method

## (Q.1) A woman walks a certain distance in 84 min. she covers two third of it at 4 km/h and the rest at 5 km/h. find the total distance she covered. (Q.2) A man walks at 6 km/h and runs at 8 km/h. He covers 6km in 50 min partly by running and partly by walking. (i) for how long did he walk? (ii) What distance did he cover walking? (Q,3) the speed of the train is 30 km/h. how long will it take to cross a signal if its length is 25 m? (Q.4) How long will a 50m- long train travelling at 72 km/h take to cross a pole?

**bishtbharat869**9th August 2019 8:48 PM

### ICSE XI Science Physics

## Please solve as fast as u can

**vibsjoy**11th August 2019 9:26 PM

### CBSE X Maths

## The distance between two places is 425km.If a car drives at a speed of 50km/hr and starts the journey at 10:30 am,when does it reach the place?

**Tejasupadhyay**14th August 2019 1:29 PM

### ICSE VII Maths Speed, Distance and Time

## A man walks at 6km/h and runs at 8km/h. he covers 6km in 50 min partly by running and partly by walking. (i) for how long did he walk? (ii) What distance did he covers walking?

**bishtbharat869**16th August 2019 10:17 PM

### CBSE XII Science Physics

## Q62 given answer 2

**Nishantthakre95**20th August 2019 8:59 AM

### ICSE VII Maths Speed, Distance and Time

## Q.1(i) the speed of a train is 30 km in how long will it take to cross a signal. if its length is 25 m? (ii) how long will a 50 m long train traveling at 72km/h take to cross a pole?

**bishtbharat869**20th August 2019 5:42 PM

### ICSE VII Maths Speed, Distance and Time

## Q.1 Ravi and john are standing 300 m apart. if they run towards each other with the speed of 2 m/s and 1 m/s respectvely.how much time will they take to cross each other.?

**bishtbharat869**25th August 2019 10:02 AM

### ICSE VII Maths Speed, Distance and Time

## Q. A man walk at the speed of 4 km/h. A train coming from behind him at 22 km/h passes by him in 30 s. find the lenght of the train.

**bishtbharat869**26th August 2019 9:56 PM

### CBSE IX Physics Motion

## Give the example of uniform speed and non-uniform speed.

**gspublicschool**24th September 2019 10:57 AM

### CBSE VIII Maths Linear Equations in One Variable

## a man drives at the 35 kilometre per hour he reaches his house 4 minutes late. if he drives at the 45 kilometre per hour he reaches his office 3 minutes early how far is his house.

**vishupatil11397**27th September 2019 7:22 PM

### ICSE VII Maths Speed, Distance and Time

## A truck and a bus started off at 10: 30 am from opposite end of highway the truck traveled at a speed of 40 km/h and a bus travel at a speed of 54 km/h. If they pass each other at 1: 00 PM. What was the length of highway?

**Shibakausar42**5th October 2019 10:50 AM

### ICSE VII Maths Speed, Distance and Time

## A man travels a distance of 120km in 4hours and 30 minutes.Partly by a Bus at a speed of 35km/hr and partly by bike at a speed of 20km/hr. Find the distance covered by him by bike.

**ajit3080**12th October 2019 6:25 PM

### CBSE VII Science Motion and Time

## How to find the time when the speed is given

**shitaldhamale22**15th October 2019 9:20 PM

### ICSE VII Maths Speed, Distance and Time

## A train covers the first 60km of its journey at a speed of 80km/h the next 90 km at a speed of 100km/h and the rest of its 330-km journey at a speed of 120km/h. find the total time taken to complete it's journey. also find its average speed

**babulabishoyee**17th October 2019 5:35 AM

### ICSE X Maths

## If the speed of the car is increased by 10km per hr,it takes 18 minutes less to cover a distance of 36 km.Find the speed of car

**sukhmansohitsingh0565**19th October 2019 10:56 PM

### NEET NEET Physics

## Please answer this question

**anjanakurup728**25th October 2019 2:13 PM

### ICSE VIII Maths

## Nitin walks 3/4th of his usual speed and reaches his home 10 minutes late, find the usual time taken by him to reach his home.

**rajrudrag**26th October 2019 4:58 PM

### NEET NEET Physics

## What is the velocity of block B?

**sumayiah2000**10th November 2019 7:39 PM

### ICSE VI Maths Linear Equations in One Variable

## A plane travels 2400 km in 3 hours 20 minutes find its speed in a kilometre per hour

**vivekrd135**16th November 2019 6:25 PM

### CBSE X Maths

## wo goods train each 500 m long, are running in opposite directions on parallel tracks. Their speeds are 45 km/hr and 30 km/hr respectively. Find the time taken by the slower train to pass the driver of the faster one. A. 12 sec B. 24 sec C. 48 sec D. 60 sec

**milanajagadish37**11th December 2019 6:33 PM

### ICSE VII Maths Speed, Distance and Time

## A car running at 45km/hr takes 6 hours to journey what speed must it travels journey to complete in 5 hours

**sweetygajiwala85**12th December 2019 10:53 AM

### CBSE IX Physics Motion

## a car moving at certain speed stops on applying brakes with in 16 m.if the speed of the car is doubled,maintaining the same retardation.then at what distance does it stop?Also calculate the percentage change in this distance.

**bairava6324**19th December 2019 5:52 PM

### CBSE XI Science Physics

## How fast will an object be moving when at infinity if it is launched with a speed of 22.4km/s from the surface of earth

**Salonimeena067**23rd December 2019 11:23 AM

### ICSE VII Maths Speed, Distance and Time

## A dog runs at a speed of 100 metre in a minute . Find its speed in km/hr

**rritu4513**30th January 2020 8:46 PM

### CBSE XI Science Physics Motion in a Straight Line

## A man goes from A to B at 40km/h speed and return B to A at 60km/h

**ranjanvvn**26th February 2020 12:11 PM

### ICSE VII Maths Speed, Distance and Time

## A car X starts at 5p.m. at a speed of 60 km/h. Another car Y starts from the same point at 6:20 p.m. at a speed of 80km/h . At what time will X and Y meet each other?

**agarwalshubh50**4th March 2020 11:27 PM

### JEE Main Physics

## find speed of charge particle

**ashutosharnold1998**20th March 2020 12:44 AM

### JEE Main Physics

## find velocity of particle

**ashutosharnold1998**21st March 2020 11:01 PM

### ICSE IX Physics Measurements and Experimentation

## It takes 8 minutes fro light to reach from the sun to the earth surface .if a speed of light is taken to be 3×100000000 m /s find the distance from the sun to the earth in km.

**Sandeepdob16112005**22nd March 2020 8:56 AM

### NEET NEET Physics

## For a particle moving along a straight line, its position (x) is given by x = (t – sint), where t is time. The ratio of maximum speed to its speed at is

**vanshikaagarwal777**31st March 2020 4:01 PM

### CBSE IX Physics Motion

## draw a diagram to show the motion of a body whose speed remained the constant but velocity constitution change

**nangaljarial**1st April 2020 8:11 PM

### CBSE X Science

## what is the speed of slow moving neutron

**pal581185**12th April 2020 9:27 PM

### ICSE VII Physics Motion

## What is mean by random speed

**mitulraisa3784.7sdatl**19th April 2020 12:06 PM

### ICSE VII Physics Physical Quantities and Measurement

## What is scalar and I can't understand the difference between velocity ratio and speed

**adhyasharma3735.7sdatl**20th April 2020 11:50 AM

### CBSE X Physics Light - Reflection and Refraction

## question no. 15

**Sachitanandk26**27th April 2020 4:20 PM

### JEE Main Physics Kinematics

## Pls answer this??

**Mastersword650**5th May 2020 9:53 AM

### ICSE X Physics Work, Energy and Power

## A BULLET OF MASS 5g TRAVELS WITH A SPEED OF 500ms-1. IF IT PENETRATES A FIXED TRAGET WHICH OFFERS RESISTIVE FORCE OF 1000 N TO THE MOTION OF BULLET FIND THE SPEED WITH WHICH THE BULLET EMERGES OUT OF TARGET IF TARGET IS OF THICKNESS 0.5m

**mpandey358246.mp**5th May 2020 2:12 PM

### CBSE XI Science Physics Motion in a Straight Line

## Pls answer this!!

**Mastersword650**6th May 2020 11:32 AM

### ICSE VII Physics Motion

## The two persons going in same speed then what say

**shivamparikh8222.7sdatl**9th May 2020 8:08 PM

### ICSE VII Physics Physical Quantities and Measurement

## how can you find the speed of body

**agastyasingh50.7spicertl**17th May 2020 1:45 PM

### ICSE VII Physics

## What is speed?

**sanikabhagwat65.7spicertl**17th May 2020 3:44 PM

### ICSE VII Physics Physical Quantities and Measurement

## Define speed Define heavier object

**shravanitaralehar87.7spicertl**17th May 2020 8:21 PM

### ICSE VII Physics Physical Quantities and Measurement

## Write the formula and units of speed

**shravanitaralehar87.7spicertl**17th May 2020 9:09 PM

### ICSE VII Physics Physical Quantities and Measurement

## What are the unit of speed

**taherrampurawala30.7spicertl**17th May 2020 9:47 PM

### ICSE VII Physics Physical Quantities and Measurement

## What is definition of speed

**antaragajbare51.7spicertl**17th May 2020 10:17 PM

### ICSE VII Physics Motion

## What is speed

**aryansingh36.7spicertl**18th May 2020 7:28 AM

### ICSE VII Physics

## Define speed

**shravanitaralehar87.7spicertl**18th May 2020 4:51 PM

### ICSE IX Physics Motion in One Dimension

## Differentiate between speed and velocity ? And what is acceleration?

**siddheshshinde39.9spicertl**20th May 2020 10:29 AM

### ICSE VII Physics Physical Quantities and Measurement

## How can you find the speed of body?

**shravanitaralehar87.7spicertl**20th May 2020 2:24 PM

### ICSE VII Maths Speed, Distance and Time

## How to find speed when time and distance is given Distance=34km/hr , Time=54hr

**singhaprajita7144.7sdatl**27th May 2020 7:44 PM

### CBSE X Maths Quadratic Equations

## A fast train takes 3 hours less than a slow train for a journey of 600 km. If the speed of slow train is 10 km / hr less than that of the fast train, find the speeds of the two trains.

**arindeep.singh**29th May 2020 3:14 PM

### ICSE VII Physics Physical Quantities and Measurement

## How we can find the density of the speed of body

**shravanitaralehar87.7spicertl**3rd June 2020 5:29 PM

### ICSE VII Physics Physical Quantities and Measurement

## IN PHYSICS CHAPTER 1 PHYSICAL QUANTITIES AND MESURMENT IN MESURMENT OF DENSITY AND SPEED REST AND SLOW HOW ARE CONNECTED TO EACH OTHER AND MOTION AND FAST ARE HOW CONNECTED EACH OTHER

**aarya28rathod**10th June 2020 2:06 AM

### CBSE IX Physics Motion

## Rama takes a round of a circular Park whose diameter is 280 metre in 4 minutes what is the distance covered by Rama what is the speed of Rama

**bannuridevarao1693**13th June 2020 7:50 AM

### NEET NEET Physics

## Plz do this question

**mcmeena1973**11th August 2020 5:20 PM

### ICSE VI Maths

## A boy swims 200 m in still water and then returns back to the staring point in 10 mintues . Find the speed of the boy .

**saeedeokar99.6spicertl**6th September 2020 12:40 PM

### ICSE VII Maths Speed, Distance and Time

## 1. A train travels between two stations X and Y , a distance of 120 km and 80 minutes. It passes to a station Z , 1 hour after leaving X , what is the distance between Y and Z.

**shreyasonar94.7spicertl**6th September 2020 2:41 PM

### ICSE VI Maths

## Mohit covers a distance in 5 hours by his car at the speed of 15 m/sec . Find the total distance covered by Mohit .

**saeedeokar99.6spicertl**6th September 2020 3:12 PM

### ICSE VII Maths Speed, Distance and Time

## A train 260 m long running at 72 km/h, crosses a bridge 240 m long. Find the time taken by it.

**saanvisanju25th**10th September 2020 11:06 AM

### ICSE VII Maths Speed, Distance and Time

## a car started from town P and travelled towards town Q at speed of 70km/hr at the same time a van started from town Q and travelled towards town P at speed of town Q town Q towns town

**pratibha.sudh**15th September 2020 8:53 PM

### ICSE VII Maths Speed, Distance and Time

## 72 km/hr to m/s

**mymisssaumya**23rd September 2020 1:33 PM

### CBSE IX Physics Motion

## a body travels along a circular path of radius 70 me after travelling half a revolution in 20 seconds find the average speed and average velocity

**pp473664**24th September 2020 9:50 PM

### ICSE VII Maths Speed, Distance and Time

## Mohan travels in an aeroplane at a distance of 1200 km for the first half of the distance the plane flies at a speed of 900 km per hour and to the rest of the distance is flies at a speed of 750 kilometre per hour how long does the Trip take

**arpanmaity1205**27th September 2020 6:31 PM

### ICSE IX Physics Motion in One Dimension

## What are the physical quantity of motion under scalar and vector quantity with their MKS and CGS units

**tumulumaleswari**2nd October 2020 3:46 PM

### ICSE IX Physics Motion in One Dimension

## a car is travel

**easycraftsw**5th October 2020 7:57 AM

### CBSE X Maths

## A train, travelling at a uniform speed for 360 km, would have taken 48 minutes less to travel the same distance if its speed were 5 km/h more. Find the original speed of the train.

**mirajahir89**9th October 2020 12:05 PM

### CBSE XI Science Physics

## find time of flight

**preetiagrawal1979**22nd October 2020 6:41 AM

### ICSE VII Maths Speed, Distance and Time

## How can I convert 1.5m/s to km/h ?

**trishakhanna0508**11th November 2020 3:19 PM

### ICSE VII Maths Linear Equations in One Variable

## Question is in the picture

**chandrageeth.kumar9**16th November 2020 8:05 PM

### CBSE XI Science Physics

## What is the relationship between speed and velocity

**haibatemanisha**13th December 2020 9:04 PM

### CBSE VII Science Motion and Time

## what is speed and velocity

**shitalkamble078**1st January 2021 8:13 PM

### ICSE VII Maths Speed, Distance and Time

## A child cycles at a speed of 4 m/s how much distance will he cover in 2 minutes

**madhubawkar**18th March 2021 1:12 PM

### CBSE IX Physics Motion

## A cyclist covers a distance of 50 m in 10 s. Calculate the speed of the cyclist in I m/s (ii) km/h

**birojitc79**7th May 2021 9:18 AM

### JEE Main Physics Kinematics

## A ball is dropped from the top of a building. The ball takes 0.5s to fall past the 3m height of a window some distance from the top of the building.If the speed of the ball at the top and at the bottom of the window are V and U respectively then(g=9.8m/s*2) V+U=12m/s V-U=9.8m/s VU=1m/s V/U=1m/s

**kannanmadavoor3**11th May 2021 8:11 PM

### ICSE IX Physics Motion in One Dimension

## Why are we multiplying 90km/h by 5/18 ?

**yashika23arora10**4th June 2021 12:53 PM

### ICSE VII Physics Sound

## What is speed.S.I unit

**cakileshvprs6d**25th June 2021 7:53 AM

### CBSE XI Science Physics Units and Measurement

## An object covers (16.0+- 0.4)m distance in (4.0+- 0.2)s . Find out its speed

**harshtagupta123**14th August 2021 9:08 PM

### CBSE XI Science Physics Motion in a Straight Line

## A diwali rocket moves vertically with constant acceleration of 5 ms–2. After some time its fuel exhausted and then it falls freely. If maximum height attained by the rocket is 60m. Then find its speeds when the fuel is just exhausted. (g = 10ms–2)

**aditvk27**21st August 2021 9:56 AM

### ICSE VII Physics Physical Quantities and Measurement

## Definition of spped

**SUBHAS**1st September 2021 4:38 PM

### JEE Main Physics Rotational Motion

## Physics

**Dnyanutheurkar**12th September 2021 2:59 PM

### ICSE VII Physics Motion

## a man walks a distance of 50m in 1 minute and another 50m in 1.5min is the motion non uniform also,find his average speed in m/s

**vollalasirichandana**2nd October 2021 10:18 AM

### CBSE XI Science Physics Motion in a Straight Line

## two ball of mass 50 g and 100 g bare dropped form same building .what is the ratio of their speeds on reaching ground

**bhagyadevi36**31st October 2021 2:08 PM

### CBSE XI Science Physics Motion in a Straight Line

## what is numerical ratio between velocity and speed

**happy2001abhishek**5th November 2021 9:49 PM

### ICSE VII Maths Speed, Distance and Time

## (1) A 110-m-long train travels at 30 km/h. How long will it take to cross a 90 m long?

**anuradhaenterprises10**11th November 2021 10:01 PM

### CBSE X Physics Light - Reflection and Refraction

## how can you find the speed of the scooter that approches the mirror

**sentilkannan**27th November 2021 11:44 AM

### CBSE VII Science Motion and Time

## A vehicle has the speed of 40 km/h. What does this mean?

**abnandini013**3rd February 2022 5:03 PM

### CBSE VII Science Motion and Time

## A bus covers 100 km in 4 hours and returns back to the initial place in 5 hours. Calculate the average speed.

**heerasanjana1221**23rd February 2022 4:01 PM

### CBSE VIII Science

## Give a example of a real time scenario the difference between Speed and acceleration

**snegaas8759**19th April 2022 7:29 PM

### CBSE X Physics Magnetic Effects of Electric Current

## speed=

**aresmiarun**1st May 2022 2:52 PM

### ICSE VII Physics Physical Quantities and Measurement

## what is the formula of speed

**sumaiyamahin.karim**21st June 2022 6:10 PM

### NEET NEET Physics Kinematics

## explain

**adititiwari601**9th July 2022 8:16 PM

### CBSE VII Science Motion and Time

## a car is moving at a speed of 60km/h for 15 minutes , next 15 minutes it is moving at a speed of 40km/h . how much distance it will move in these 30 minutes?

**rajkumartrimukhe.rt**6th August 2022 8:11 PM

### CBSE XI Science Physics Gravitation

## Please give answer

**ankurgoyal616**27th September 2022 3:07 PM

### CBSE XI Science Physics Gravitation

## 4 identicle bodies of mass m are located at vertices of square of side l they revolve under the effect of mutual gravitational force in circle circumscribing the square then the speed of each body will be

**shivanipanchal6883**5th January 2023 2:44 PM

### CBSE VI Maths

## Anny walked at a speed of 10m per min How much time will he take to cover a distance of 1km 500m

**krishnathakur8840**8th January 2023 8:25 AM

### CBSE XI Science Physics System of Particles and Rotational Motion

## please answer

**gdeadshot85**14th January 2023 9:58 PM

### JEE Main Physics Thermodynamics

## In figure, a resistance coil, wired to an external battery is placed inside a thermally insulated cylinder find with a frictionless piston and containing an ideal diatomic gas A current = 200 ma exists in the coil which has a resistance R=350Ω If the pressure of the gas remains constant what should be the speed v (in cm/s of the piston of mass m=10kg)?

**samarthghogare**6th May 2023 11:17 AM

### ICSE VII Physics Motion

## Convert 54 km/hr into m/s

**jyotinemade61**24th July 2023 4:25 PM

### NEET NEET Physics Kinematics

## a boat having a speed of 5km/hr . in still water crossing a river of width 1km long the shortest possible paths in 15 min the speed of the river in km/ hr

**kishorantarkar26**5th September 2023 2:58 AM

### NEET NEET Physics Kinematics

## how to solve this

**priyabae134**8th September 2023 12:34 PM

### JEE Main Physics Rotational Motion

## the length of minute hand in a pendulum clock is 10cm the speed of the tip of hand is

**adullanaipunya**8th September 2023 7:41 PM

### ICSE VII Physics Motion

## If a boy crosses a road distancing 600m in 5 minutes what will be the boys average speed?

**p2568jiyona**24th September 2023 4:16 PM

### CBSE XII Science Physics

## Two rings each of mass M-100 gm are constrained to move along a fixed horizontal rod An ideal string is connected with rings and block of mass M, = 200 gm is connected to the mid point of string At a certain moment the mass m is moving downward with velocity √3 m/s. Find the speed of ring of M at the moment: M 2m 2m M 30° 30° Molvo = √3 m/s

**11soumya09**29th September 2023 7:35 PM

### CBSE VII Science Motion and Time

## give answer

**sohahema321**20th October 2023 12:46 PM

### ICSE VII Maths Speed, Distance and Time

## A train covers a distance of 670 km in 6 h 5 min. If it covers the first 390 km of the journey at 90 km/h, find its speed for the whole journey

**lakshmipalaparthi1990**23rd October 2023 8:10 PM

### NEET NEET Physics Work, Energy and Power

## solve this

**shukladiti08**20th November 2023 10:52 PM

### JEE Main Physics Properties of Solids and Liquids

## water flows through a horizontal pipe of radius r ATS speed if the radius of the pipe is double then a speed of your flow of water under similar condition is

**madasutarun217**27th November 2023 8:25 PM

### CBSE IX Physics Motion

## Arrange the following speeds in increasing order(keeping the least speed first): (i) An athlete running with a speed of 10m/s. (ii) An bicycle moving with a speed of 200m/min. (iii) An scooter moving with a speed of 30km/h

**mailtoparvathyprajith**6th February 2024 9:10 PM

### CBSE XI Science Physics

## Calculate the speed of the fastest electron emitted by a tungsten surface { work function 4.5 eV }when it is irradiated with light of energy 5.8 eV. (given mass of electron 9.1 x 10 kg)

**sonawaneom09**7th February 2024 10:13 AM

### CBSE IX Physics Work and Energy

## An object of mass 1kg is falling from the height h=10m.calculate a) the total energy of an object at h=10m b) potential energy of the object when it is at h=4m c) kinetic energy of the object when it is at h=4m d) what will be the speed of the object when it hits the ground

**mailtoparvathyprajith**8th February 2024 6:45 PM

### ICSE X Science

## Everyone blinks. The lids move to close the eyes for a ii moment and move back to open them. If the radius of the eyeball is about 1 cm and the eyelids move about double of the radius of the eyeball. Estimate the speed with which we blink our eyes, if the time for 50 blinks is 16% seconds.

**farzana999**10th February 2024 9:39 PM

### JEE Main Physics Oscillations and Waves

## give me solution

**piyurawriya**20th February 2024 1:03 PM

### NEET NEET Physics Kinematics

## A car moves a distence of 200 it covers the half of the distence at speed 40 km/h and the second half of distence at speed v the average speed is 48km/h the value of v is

**khillare.sonu10**29th February 2024 9:44 PM