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# Speed

## diffrence between speed and velocity

Asked by 28th February 2008 7:22 PM

## difference between speed and velocity

Asked by 28th February 2008 7:35 PM

## (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?

Asked by ahujarajesh11 14th June 2015 3:22 PM

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

Asked by sankar.goswami 12th July 2015 11:36 AM

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

Asked by swarajtopper 30th July 2015 5:23 PM

## 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'.

Asked by bjayanta 4th May 2016 3:58 PM

## 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

Asked by Hrishikesh marathe 13th June 2016 7:11 AM

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

Asked by सुधाकर 8th October 2017 1:09 PM

## 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?

Asked by aryap7964 6th December 2017 4:53 PM

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

Asked by lovemaan5500 26th December 2017 11:23 AM

## 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?

Asked by mkp400 29th December 2017 8:31 AM

## 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?

Asked by mkp400 29th December 2017 8:35 AM

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

Asked by keshavr801 11th January 2018 7:57 PM

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

Asked by arajeevshashank 14th February 2018 6:21 PM

## 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

Asked by napaliwal 19th March 2018 6:51 PM

## 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.

Asked by Suman 13th April 2018 8:09 PM

## 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.

Asked by acv27joy 20th April 2018 10:51 PM

## Sir  pl solve quest no 2

Asked by shobhit 24th April 2018 9:04 AM

## 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

Asked by Kajalmandal64 11th May 2018 2:53 PM

## 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.

Asked by acv27joy 12th May 2018 8:43 PM

## Sir  Pl solve Question no-11 attached

Asked by shobhit 14th May 2018 9:01 AM

## 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.

Asked by dipanshusingla029 23rd May 2018 5:16 PM

## 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.

Asked by CHIDAMBAR 23rd May 2018 7:07 PM

### NEET1 NEET1 Physics

Asked by minipkda 25th May 2018 5:59 PM

## 1?

Asked by smanishkumar2002 2nd June 2018 7:58 AM

## 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.

Asked by sarasija123 4th June 2018 8:13 PM

## 5?

Asked by smanishkumar2002 5th June 2018 10:12 PM

## 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?

Asked by nasir.mirza 13th June 2018 8:05 PM

## Sir Pl solve question no-23

Asked by shobhit 23rd June 2018 12:03 AM

## 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

Asked by Samrat 29th June 2018 10:18 PM

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

Asked by Samrat 30th June 2018 11:34 PM

## a man walks at aspeed

Asked by gunjangoyal9100830991 15th July 2018 4:55 PM

## 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

Asked by haroonrashidgkp 16th July 2018 8:07 PM

## Is there any difference between speed and velocity?

Asked by bhavyajknair 16th July 2018 8:44 PM

## Solve it

Asked by hariom2083 22nd July 2018 12:18 PM

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

Asked by m.nilu 25th July 2018 11:19 AM

## Q no.9

Asked by hariom2083 28th July 2018 2:08 AM

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

Asked by sms_salunke 28th July 2018 5:47 AM

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

Asked by showkat 31st July 2018 10:01 PM

## 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

Asked by valavanvino1011 12th August 2018 5:58 PM

## 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)

Asked by valavanvino1011 12th August 2018 6:02 PM

## 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

Asked by avneeshla22 19th August 2018 2:27 PM

## Find speed distance 6km and time 2hours

Asked by Amrahsony 20th August 2018 3:20 PM

## 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

Asked by m.nilu 21st August 2018 2:45 PM

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

Asked by 277219299760053 22nd August 2018 5:54 AM

## 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

Asked by m.nilu 22nd August 2018 12:53 PM

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

Asked by Shreeya Nemani 28th August 2018 8:04 PM

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

Asked by Shreeya Nemani 28th August 2018 8:25 PM

## 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 ?

Asked by susanta.rkl 31st August 2018 10:41 PM

## 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

Asked by susanta.rkl 31st August 2018 10:42 PM

## 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.

Asked by anjuparihar05 20th September 2018 12:47 PM

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

Asked by aman71963 22nd September 2018 7:42 PM

## 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 ?

Asked by bcnandi 23rd September 2018 1:08 PM

## 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 .

Asked by anjuparihar05 23rd September 2018 3:16 PM

## 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?

Asked by msthakare25 24th September 2018 8:40 PM

## 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

Asked by Ankujsingla 26th September 2018 1:32 PM

## 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

Asked by qudsia988020 3rd October 2018 9:00 PM

## 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.

Asked by kkchandrapur 4th October 2018 10:05 AM

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

Asked by anbazhagi.1984 23rd October 2018 7:10 PM

## 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?

Asked by arunavamitra50 31st October 2018 6:07 PM

## 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

Asked by pranamlogistics 1st November 2018 4:31 PM

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

Asked by Vikas 3rd November 2018 1:23 PM

## 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.

Asked by Nimmi 9th November 2018 12:32 PM

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

Asked by swainanirudha1 13th November 2018 12:35 AM

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

Asked by Hemagirotra1234 13th November 2018 4:55 PM

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

Asked by Souravdash605 27th November 2018 3:12 PM

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

Asked by nandinirawat023 9th December 2018 3:06 PM

## 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.

Asked by Sheeshpal.singh15 17th December 2018 7:47 PM

## 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?

Asked by surendravmr1 17th December 2018 9:01 PM

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

Asked by 995152930693660 20th December 2018 6:09 PM

## 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.

Asked by agraharianiruddha 26th December 2018 6:45 PM

## 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

Asked by dhananjaydhanu80 27th December 2018 10:55 AM

## 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?

Asked by hemanta3651 27th December 2018 1:15 PM

## Questions number 30

Asked by nandankmj 4th January 2019 8:35 PM

## Q.15,16

Asked by Kumarvineet762 6th January 2019 6:47 AM

## 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?

Asked by asr929486 11th January 2019 8:26 PM

## 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?

Asked by Sukritsamir92 14th January 2019 11:56 AM

## 11th sum

Asked by lovemaan5500 24th January 2019 5:48 AM

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

Asked by shamamatarannum786 4th February 2019 7:26 PM

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

Asked by shamamatarannum786 4th February 2019 7:55 PM

## 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?

Asked by rojesh.sahoo 7th February 2019 9:13 PM

## 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.

Asked by Palaibabulal838 13th February 2019 10:19 AM

## 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

Asked by suryakarthik2003 19th February 2019 7:21 AM

## 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 .

Asked by Mdazharuddin184 24th February 2019 2:46 AM

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

Asked by pratikachauhan2421 28th February 2019 11:38 AM

### CBSE X Maths

Asked by shettyatul17 4th March 2019 11:42 AM

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

Asked by Ruchianil27 25th March 2019 3:50 PM

## 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.

Asked by Dy577080 31st March 2019 7:34 AM

## 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?

Asked by nuzhaty5 16th April 2019 12:30 PM

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

Asked by vk204957 21st May 2019 1:42 PM

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

Asked by truptimayeesahoo100 28th May 2019 4:11 PM

## 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.

Asked by 6073sumant 30th May 2019 9:17 AM

## diffrent between speed and velocity

Asked by beerendrasharma811 19th June 2019 12:06 PM

## 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

Asked by bhandarirs1975 19th June 2019 9:15 PM

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

Asked by kishor.kp14 15th July 2019 3:42 PM

## 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.

Asked by patra04011965 17th July 2019 9:38 PM

## 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?

Asked by Zurica 24th July 2019 10:14 PM

## 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,

Asked by Tabasumhabib48 4th August 2019 12:32 PM

## 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?

Asked by Sidramairaj6166 7th August 2019 5:14 PM

## 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?

Asked by bishtbharat869 8th August 2019 8:15 PM

## (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?

Asked by bishtbharat869 9th August 2019 8:48 PM

## Please solve as fast as u can

Asked by vibsjoy 11th August 2019 9:26 PM

## 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?

Asked by bishtbharat869 16th August 2019 10:17 PM

### CBSE XII Science Physics

Asked by Nishantthakre95 20th August 2019 8:59 AM

## 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?

Asked by bishtbharat869 20th August 2019 5:42 PM

## 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.?

Asked by bishtbharat869 25th August 2019 10:02 AM

## 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.

Asked by bishtbharat869 26th August 2019 9:56 PM

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

Asked by gspublicschool 24th September 2019 10:57 AM

## 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.

Asked by vishupatil11397 27th September 2019 7:22 PM

## 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?

Asked by Shibakausar42 5th October 2019 10:50 AM

## 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.

Asked by ajit3080 12th October 2019 6:25 PM

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

Asked by shitaldhamale22 15th October 2019 9:20 PM

## 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

Asked by babulabishoyee 17th October 2019 5:35 AM

## 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

Asked by sukhmansohitsingh0565 19th October 2019 10:56 PM

### NEET NEET Physics

Asked by anjanakurup728 25th October 2019 2:13 PM

## 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.

Asked by rajrudrag 26th October 2019 4:58 PM

## What is the velocity of block B?

Asked by sumayiah2000 10th November 2019 7:39 PM

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

Asked by vivekrd135 16th November 2019 6:25 PM

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

Asked by sweetygajiwala85 12th December 2019 10:53 AM

## 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.

Asked by bairava6324 19th December 2019 5:52 PM

## 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

Asked by Salonimeena067 23rd December 2019 11:23 AM

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

Asked by rritu4513 30th January 2020 8:46 PM

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

Asked by ranjanvvn 26th February 2020 12:11 PM

## 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?

Asked by agarwalshubh50 4th March 2020 11:27 PM

## find speed of charge particle

Asked by ashutosharnold1998 20th March 2020 12:44 AM

## find velocity of particle

Asked by ashutosharnold1998 21st March 2020 11:01 PM

## 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.

Asked by Sandeepdob16112005 22nd March 2020 8:56 AM

## 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

Asked by vanshikaagarwal777 31st March 2020 4:01 PM

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

Asked by nangaljarial 1st April 2020 8:11 PM

## what is the speed of slow moving neutron

Asked by pal581185 12th April 2020 9:27 PM

## What is mean by random speed

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

## question no. 15

Asked by Sachitanandk26 27th April 2020 4:20 PM

### JEE Main Physics Kinematics

Asked by Mastersword650 5th May 2020 9:53 AM

## 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

Asked by mpandey358246.mp 5th May 2020 2:12 PM

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

Asked by Mastersword650 6th May 2020 11:32 AM

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

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

## how can you find the speed of body

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

## What is speed?

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

## Define speed Define heavier object

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

## Write the formula and units of speed

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

## What are the unit of speed

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

## What is definition of speed

Asked by antaragajbare51.7spicertl 17th May 2020 10:17 PM

## What is speed

Asked by aryansingh36.7spicertl 18th May 2020 7:28 AM

## Define speed

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

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

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

## How can you find the speed of body?

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

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

Asked by singhaprajita7144.7sdatl 27th May 2020 7:44 PM

## 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.

Asked by arindeep.singh 29th May 2020 3:14 PM

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

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

## 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

Asked by aarya28rathod 10th June 2020 2:06 AM

## 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

Asked by bannuridevarao1693 13th June 2020 7:50 AM

## Plz do this question

Asked by mcmeena1973 11th August 2020 5:20 PM

## 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 .

Asked by saeedeokar99.6spicertl 6th September 2020 12:40 PM

## 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.

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

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

Asked by saeedeokar99.6spicertl 6th September 2020 3:12 PM

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

Asked by saanvisanju25th 10th September 2020 11:06 AM

## 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

Asked by pratibha.sudh 15th September 2020 8:53 PM

## 72 km/hr to m/s

Asked by mymisssaumya 23rd September 2020 1:33 PM

## 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

Asked by pp473664 24th September 2020 9:50 PM

## 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

Asked by arpanmaity1205 27th September 2020 6:31 PM

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

Asked by tumulumaleswari 2nd October 2020 3:46 PM

## a car is travel

Asked by easycraftsw 5th October 2020 7:57 AM

## 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.

Asked by mirajahir89 9th October 2020 12:05 PM

## find time of flight

Asked by preetiagrawal1979 22nd October 2020 6:41 AM

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

Asked by trishakhanna0508 11th November 2020 3:19 PM

## Question is in the picture

Asked by chandrageeth.kumar9 16th November 2020 8:05 PM

## What is the relationship between speed and velocity

Asked by haibatemanisha 13th December 2020 9:04 PM

## what is speed and velocity

Asked by shitalkamble078 1st January 2021 8:13 PM

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

Asked by birojitc79 7th May 2021 9:18 AM

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

Asked by yashika23arora10 4th June 2021 12:53 PM

## What is speed.S.I unit

Asked by cakileshvprs6d 25th June 2021 7:53 AM

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

Asked by harshtagupta123 14th August 2021 9:08 PM

## Definition of spped

Asked by SUBHAS 1st September 2021 4:38 PM

## Physics

Asked by Dnyanutheurkar 12th September 2021 2:59 PM

## 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

Asked by vollalasirichandana 2nd October 2021 10:18 AM

## what is numerical ratio between velocity and speed

Asked by happy2001abhishek 5th November 2021 9:49 PM

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

Asked by sentilkannan 27th November 2021 11:44 AM

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

Asked by abnandini013 3rd February 2022 5:03 PM

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

Asked by heerasanjana1221 23rd February 2022 4:01 PM

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

Asked by snegaas8759 19th April 2022 7:29 PM

## speed=

Asked by aresmiarun 1st May 2022 2:52 PM

## what is the formula of speed

Asked by sumaiyamahin.karim 21st June 2022 6:10 PM

## 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?

Asked by rajkumartrimukhe.rt 6th August 2022 8:11 PM

### CBSE XI Science Physics Gravitation

Asked by ankurgoyal616 27th September 2022 3:07 PM

## 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

Asked by shivanipanchal6883 5th January 2023 2:44 PM

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

Asked by krishnathakur8840 8th January 2023 8:25 AM

## 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)?

Asked by samarthghogare 6th May 2023 11:17 AM

## 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

Asked by kishorantarkar26 5th September 2023 2:58 AM

## how to solve this

Asked by priyabae134 8th September 2023 12:34 PM

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

Asked by p2568jiyona 24th September 2023 4:16 PM

## 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

Asked by 11soumya09 29th September 2023 7:35 PM

### CBSE VII Science Motion and Time

Asked by sohahema321 20th October 2023 12:46 PM

## 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

Asked by lakshmipalaparthi1990 23rd October 2023 8:10 PM

## 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

Asked by mailtoparvathyprajith 6th February 2024 9:10 PM

## 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)

Asked by sonawaneom09 7th February 2024 10:13 AM

## 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

Asked by mailtoparvathyprajith 8th February 2024 6:45 PM

## 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.

Asked by farzana999 10th February 2024 9:39 PM

## give me solution

Asked by piyurawriya 20th February 2024 1:03 PM