### CBSE XI Science Physics

## what are the dimensions of snth?why?

### CBSE X Mathematics Coordinate Geometry

## let the opposite angular points of a square be (3,4) and (-1,1). find the coordinates of the remaining angular points?

**nmenghani**2nd March 2011 12:00 AM

### CBSE IX ALL Subject

## an object completes one round of circle of radius 7 m in 20 sec.distance travelled after 10 sec is. explain.

**pahiroy1221**29th July 2015 6:12 PM

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

## An ant enters the room from one corner on the floor. It wals along the shortest path to reach the farthest corner on the roof. If the lenght, breadth and height of the room are 4m, 4m, 3m respectively. FInd distance travelled by ant.

**sourabh7jain**28th June 2016 3:05 PM

### CBSE IX Physics Force and Laws of Motion

##
A train leaves New delhi railway station at 9am and reaches jaipur , which is at a distance of 260km at 12:45 pm the train reaches alwar at a distance 150km from delhi at 11:30 am and stop there for 15 minutes .
what is the average speed fo the train between alwar and jaipur?

**pranab.mdh.mbd**17th July 2016 10:36 PM

### CBSE X Mathematics Coordinate Geometry

## Q no 1 and 3 solve both

**sucharitasahoo1**26th November 2017 10:05 AM

### CBSE X Mathematics Coordinate Geometry

## 16)what is the distance between the points A(c,0) and b(0,-c)?
17)find the point on x-axis which is equidistant from the points (2,-5) and (-2,9)0
18)find the value of a so that the point (3,a) lies on the line represented by 2x-3y=5.
19)pointP divides the line segment joining the points A(-1,3) and B(9,8) such that AP/PB=k/1.If P lies on the line x-y+"=0 , find the value of k>
20)if the points (p,q);(m,n) and (p-m,q-n) are collinear .show that pn=qm.
21)if P(2,p) is the midpoint of the line segment joining the points A(6,-5) and B(-2,11) ,find the value ofp.

**snisarulhaq**2nd December 2017 2:56 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 VIII Mathematics 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 Mathematics 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 IX Mathematics Circle

## Two parallel chords AB and CD are 3.9cm apart and lie on the opposite sides of the centre of a circle. If AB = 1.4cm and CD = 4cm, find the radius.

**pereiracalida**9th January 2018 6:54 PM

### CBSE IX Mathematics Circles

## AB and CD are 2 chords on the same side. AB = 12 cm , CD = 24cm.Distance between two parallel chords is 4 cm. FIND the radius of the circle ?

**Vikas**11th January 2018 9:07 AM

### ICSE VIII Mathematics

## Ajay covers a distance of 240km in 17/4hours . Some part of the journey was covered at the speed of 45 km/h and the remaining at 60km/h. Find the distance covered by him at the rate of 60km/h

**Yuvihsyuvi**14th February 2018 5:34 PM

### CBSE VII Mathematics

## an atlhlete runs around a track that is 100mts long for 3 times and then stops. what is the athletes distance and sisplacement?

**arajeevshashank**14th February 2018 6:49 PM

### ICSE IX Physics Motion in One Dimension

## Reason : In a straight line motion distance is equal to displacement.

**Kanwaranita10**28th February 2018 3:49 PM

### CBSE XII Science Mathematics

## The length of perpendicular distance from origin to the tangent explain?

**kkmuhd98**7th March 2018 12:45 PM

### ICSE IX Physics

## What is meant by parsec? please explain in simple language

**Kanwaranita10**5th April 2018 8:57 PM

### ICSE IX Physics

## What is the total distance covered by the car travelling with a speed of 12 m per second in 25 minutes?

**Kanwaranita10**7th April 2018 12:05 PM

### CBSE VII Science

## A train having a speed of 75km/h takes 6hour to travel from Delhi to Amritsar. Calculate the distance between Delhi and Amritsar

**Sbatrughan1234**26th April 2018 8:09 PM

### NEET NEET Physics

## A partial start from rest and has an acceleration of 2m/s^2 for 10s. After that ,it travels for 30s with constant speed and then undergoes a retardation of 4 km/s^2 and comes back to rest. The total distance covered by the particle is 1)650m 2)750m 3)700m. 4) 800m

**Kajalmandal64**11th May 2018 2:47 PM

### CBSE VIII Mathematics

## a car is moving at an average speed of 332/5 km/hr.how much distance will it cover in 25/4hr

**firoj.yeskhan**13th May 2018 1:26 PM

### ICSE IX Physics

## A car starting from rest acquires a velocity of 36 km/h in 5 s. Calculate: (1) its accleration (2) distance covered by it ?

**nisha_vini29**22nd May 2018 11:12 PM

### CBSE IX Physics

## a cyclist is moving at a uniform speed of 20 m/s for 30 s.He then stops pedalling and stops in next 10 s.Calculate : (1) average retardation ? (2) total distance travelled ?

**nisha_vini29**22nd May 2018 11:16 PM

### CBSE IX Mathematics

## A train accelerates uniformly from 18 km/h to 108 km/h in 25 s.Calculate : (1) acceleration (2) distance covered ?

**nisha_vini29**22nd May 2018 11:22 PM

### CBSE X Mathematics

## 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 IX Physics Motion

## Can distance travelled by an object in motion be negative?

**Dcroyalrajput2565**3rd June 2018 10:47 AM

### CBSE XI Science Physics

## The position of an object depends on time according to the relation X = 4 + 2t - (t^2) , where t in sec gives X in metres . Find the distance covered by the object from t=0 to t=2.

**arunavamitra50**13th June 2018 9:09 PM

### CBSE IX Physics

## An athlete completes two rounds of a circular track and returns to the starting point.What is the distance covered by the athelet and his displacement?

**vimlasagar96**14th June 2018 11:19 AM

### CBSE XI Science Physics

## What will be the distance traversed in 4 seconds in question 7 ??

**arunavamitra50**16th June 2018 10:08 AM

### CBSE IX Physics

## The minutes hand of wall clock is 10cm long.find it's displacement and distance covered 10am to 10.14am

**Binithaprabakaran**17th June 2018 3:25 PM

### ICSE IX Physics Experimentation

## "The distance of a star from the earth is 8.33 light minutes." Express the distance in metre.

**Www.jhuma.lory**19th June 2018 10:44 AM

### ICSE VI Mathematics

## The distance between two places A and B is 3km 760 m. A boy travels from A to B and then B to A everyday. How much distance does he travel in 8 days

**nabeelseema2**20th June 2018 6:39 PM

### CBSE IX Physics

## Find the distance, displacement and the ratio of distance to displacement in each case from the figure given below: a) When object is travelling from A to B. b) When object is travelling from A to C. 4 c) When object is travelling from A then coming back to A. d) When object is travelling from B to C.

**mahikhandelwal455**24th June 2018 7:47 PM

### JEE JEE (Main) Physics

## When the observations are taken at an interval of 6 months, the angle of parallax is 0.4". Find the distance of Star.

**rayeesahmadsofi343**25th June 2018 10:15 AM

### JEE JEE (Main) Physics

## if velocity is depending on time such that v=4-2t find out distance traveled by particle from 1 to 3s

**gargpuneet989**25th June 2018 5:42 PM

### CBSE XII Science Physics

## A bofy at rest of mass 2 kg and charge 5 pC placed inside uniform electric field intensity 4N/C. Find the distance travel by the charge body in 3 sec.

**pradeepjsme**26th June 2018 12:09 AM

### ICSE X Physics

## A body of mass 500 kg is resting on a frictionless surface calculate the distance travelled by it in 10 sec when it is acted upon by a force of 10^-2 N

**Samrat**29th June 2018 9:49 PM

### ICSE X Physics

## A car of mass 800 kg moving with a velocity of 30 m per second along a horizontal Road id brought to rest by a constant force of 5000 Newton calculate the distance moved by the car before coming to rest

**Samrat**29th June 2018 10:16 PM

### ICSE X Physics

## A car initially at rest picks up a velocity of 72 km per hour in 20 seconds if the mass of the car is 1000 kg find Force developed by its engine and distance covered by car

**Samrat**29th June 2018 10:26 PM

### ICSE X Physics

## A car along with passengers weighs 2000 kg it accelerates from 36 km per hour to 90 km per hour in 10 seconds calculate a.acceleration b. Distance covered by car while accelerating c. momentum of car after 10 second d.force developed by the engine of car e.Total energy expanded during accelerationf. power of the engine in Kilowatt

**Samrat**30th June 2018 7:18 PM

### ICSE X Physics

## Force of 0.8 gf acts on a glass ball of mass 250 gram for 10 seconds if initially the ball is moving with a velocity of 50 cm per second find final velocity and distance covered by ball

**Samrat**30th June 2018 9:35 PM

### NEET NEET Physics

## a student is able to throw a ball vertically to maximum height 40 m.The maximum distance to which the student can throw the ball in the horizontal direction?

**yogipapa1999**2nd July 2018 10:19 AM

### CBSE XII Science Mathematics

## find the distance between the plane x-y+3z=-2 and the line x+3/2=y-5/-1=z-7/-1

**lekhakarthikeyan**11th July 2018 9:35 PM

### JEE JEE (Main) Physics

## A police jeep is chasing a culprit going on a motorbike. The motorbike crosses a turning at a speed of 72 km/h. The jeep follows it at a speed of 90 km/h, crossing the turning ten seconds later than the bike. Assuming that they travel at constant speeds, how far from the turning will the jeep catch up with the bike?

**gargpuneet989**19th July 2018 2:49 PM

### JEE JEE (Main) Physics

## A pt moves in a straight line under the retardation -kv where k is a constant.If the initial velocity is u,the distance covered in t sec is

**m.nilu**20th July 2018 9:52 PM

### ICSE VII Mathematics

## 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

### NEET NEET Physics

## A body is thrown vertically upwards with an initial velocity u reaches the maximum height in 6s. The ratio of the distance traveled by the body in first second to seventh second is

**ilakkiagopalakannan58**13th August 2018 8:37 AM

### JEE JEE (Main) Physics

## A force F=20N is applied to a block at rest as shown.After the block has moved a distance of 8m to the right, the direction of horizontal component of the force F is reversed.Find distance travelled before block stops after the F is reversed.

**m.nilu**14th August 2018 10:17 PM

### JEE JEE (Main) Physics

## A cone is falling at a speed of vo strikes and penetrates a block.The acceleration of the cone after the impact is - a=g-cx2 where c is a positive constant and x is penetration distance.If the maximum penetration distance is xm.Then find the value of xm

**anujrudrakar25**19th August 2018 11:26 PM

### ICSE VII Mathematics Speed, Distance and Time

## Find speed distance 6km and time 2hours

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

### ICSE VII Mathematics

## 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 JEE (Main) Physics

## A 0.5kg block slides from the pts A on a horizontal track with an initial speed of 3m/s towards a weightless horizontal spring of length 1m and force constant 2N/m.The part AB of the track is frictionless and the part BC has coefficient of static and kinetic friction as 0.22 and 0.2 respec .Find the total distance through which the block moves before it comes to rest completely.

**m.nilu**21st August 2018 2:57 PM

### ICSE VI Mathematics

## 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

### CBSE VII Science Motion and Time

## Ram travels on a straight road. He goes from position A to position B. The distance between A and B is 4 Km. Now from position B he turns back and trvels a distance of 2 Km to reach the position C. a) Find the distance covered by Ram during the whole journey. b) Find the magnitude of his displacement.

**Shreeya Nemani**28th August 2018 8:17 PM

### CBSE VII Science Motion and Time

## The distance travelled by an object at various intervals are as follows Distance (m) : 0 25 50 75 100 Time (s) : 0 2 4 6 8 What distance is the distance covered by the object at 5s and 7s

**Shreeya Nemani**28th August 2018 8:23 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

### NEET NEET Physics

## Two boats A and B are moving along perpendicular paths in a still lake at night. Boat A move with a speed of 3m/s and boat Bmoves with a speed of 4m/s in the direction such that they collide after sometime. At the=0,the boats are 300m apart. The ratio of distance travelled by boatA to the distance travelled by boat B at the instant of collision is

**valavanvino1011**30th August 2018 4:18 AM

### CBSE VIII Mathematics

## 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 Mathematics

## 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

### CBSE X Mathematics

## If the pointA(x,2)is equidistant from the point B(8,-2)and C(2,-2),find the value of x .Also,find the length of AB

**Anas.123**10th September 2018 12:55 PM

### JEE JEE (Main) Physics

## Two blocks A and B are connected by a massless string .A force of 30N is applied on block B.The distance travelled by centre of mass in 2s starting from rest is

**m.nilu**12th September 2018 7:40 PM

### CBSE VII Mathematics

## An elevator descends into a mine shaft at the rate of 9 m per minute. If the descent starts from 20 m above the ground level how long will it take to reach -250 m?

**Sikerwar_Indore**18th September 2018 8:36 PM

### ICSE VII Mathematics

## 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 Mathematics 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

### CBSE X Physics

## The engineer of a train moving at a speed v1 sights a good train at a distance d ahead of him on the same track moving in the same direction with speed v2. He puts the brakes and gives his train a constant retardation a. There will be no collision if:- a) d ≥ [(v1 - v2)^2]÷2a b) d ≤ [(v1- v2)^2]÷2a c) d = [(v1 - v2)^2]÷2a d) d > [(v1 - v2)^2] ÷2a

**acv27joy**22nd September 2018 2:13 PM

### CBSE IX Physics

## A body covered a distance of X meter along a semi circular path.calculate the magnitude of displacement of the body, and the ratio of distance to displacement.

**bcnandi**22nd September 2018 3:29 PM

### ICSE VI Mathematics

## 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

### ICSE VII Mathematics

## 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

### ICSE XI Science Physics

## 35th ques plz

**lovemaan5500**25th September 2018 6:59 PM

### CBSE IX Mathematics

## 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

### CBSE XI Science Mathematics Straight Lines

## 14th sum plz

**lovemaan5500**7th October 2018 2:35 PM

### CBSE XI Science Mathematics Straight Lines

## 12th sum.plz sry i earlier wrote 11th But ita 12th

**lovemaan5500**8th October 2018 5:06 PM

### CBSE VII Science Motion and Time

## Explain the following concept in your own word with everyday example . Force ,work,displacement ,velocity, acceleration,distance

**sujayavi2**9th October 2018 10:08 AM

### NEET NEET Physics

## PLS HELP IN THESE TWO QUES ALSO

**drpreetyshukla3**20th October 2018 9:40 AM