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# Rest And Motion Free Doubts and Solutions

## A Boy takes one complete round in a circular track 21 m While a girl walks along the diameter of the same track. Calculate the distance travelled and displacement by the boy and the girl.

Asked by Kiya 3rd January 2019, 2:16 PM

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## An athelate complete one round of circular track of diameter 200m and what is its displacement?

Asked by riteshkumarmishra80 1st December 2018, 11:29 AM

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## An athelate complete one round of circular track of diameter 200m and what is its displacement?

Asked by riteshkumarmishra80 1st December 2018, 11:26 AM

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## The fan is on,which force acts on the fan to stop it?

Asked by Rahul Jaglan 13th October 2018, 8:29 PM

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

Asked by Dcroyalrajput2565 3rd June 2018, 10:47 AM

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## In a circular track (distance 400m) an athlete run 1/4 the of the ground. So what would be the displacement?

Asked by Dcroyalrajput2565 3rd June 2018, 10:46 AM

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## An objecy has moved throuh a distance. Can it have zero displacement? If yes . surrport your answer with an example

Asked by sarithamunnam 12th April 2018, 12:54 PM

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## can an object be at rest in motin at the same time?

Asked by CP 28th March 2018, 8:32 AM

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## why the colour of sky is blue? give reason briefly

Asked by ujjwalviky2003 4th November 2017, 7:07 PM

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## What is Inertia?

Asked by abhijeet.mishra 31st July 2017, 6:29 PM

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## From the given table, plot the displacement time graph . Fom the graph, calculate the average veocity between (i) 0 - 3 seconds (ii) 3 - 5 seconds  (iii)  5 - 7  seconds ?

Asked by Vikas 6th July 2017, 12:42 PM

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## A motor bike initially moving at 18 km/hr accelerates at a rate of 5 m/s2 for 5 s.Calculate: (1)distance covered by it from start (2) the final velocity?

Asked by Vikas 3rd July 2017, 12:50 PM

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## Q1.  A point transversed 3/4th of the circle of radius R in time T .The magnitude of the average velocity of the particle in this time interval is optins are 1. 22R/t       2. 3*22R/2t       3.  R*2root/t     4.R/t*root2

Asked by vikasg13.hardware 23rd June 2017, 1:03 PM

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## Q2.Explain why dust comes out from carpet when it is beaten with a stick ?

Asked by sbidipak 30th May 2017, 11:28 AM

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## Q.1. Which of the following has more inertia & why: a car or a truck ?

Asked by sbidipak 30th May 2017, 11:25 AM

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## A  particle  moves in a circle with O as centre and AO=OB=5CM, as radius . It starts from A. Calculate :  (1) the distance covered ; and the displacement , when it reaches B

Asked by wanidrjaveed 10th March 2017, 12:17 PM

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## When is a body said to be at rest?

Asked by Topperlearning User 9th June 2016, 4:40 PM

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## As shown in Figure, a point traverses the curved path. Draw the displacement vector from the given points A to B.

Asked by Topperlearning User 9th June 2016, 4:36 PM

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## Illustrate with examples where the motion of the body cannot be perceived but can be experienced.

Asked by Topperlearning User 9th June 2016, 4:28 PM

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## Explain with proper examples- ‘Motion’ is relative’.

Asked by Topperlearning User 9th June 2016, 4:26 PM

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## A circular track has a circumference of 1570 m with AB as one of its diameter. A scooterist moves from A to B along the circular path with a uniform speed of 5 m/s. Find the : (a) distance covered by the scooterist, (b) displacement of the scooterist (Given: π = 3.14), (c) time taken by the scooterist in reaching from A to B.

Asked by Topperlearning User 9th June 2016, 3:18 PM

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## A particle is moving in a circle of diameter 5m. What is its displacement when it completes one and a half revolution.

Asked by Topperlearning User 9th June 2016, 3:07 PM

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## A particle moves 3m north, then 4m east and finally 6m south. Calculate the displacement.

Asked by Topperlearning User 9th June 2016, 3:05 PM

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## A cyclist travels a distance of 4 km from P to Q and then moves a distance of 3 km at right angle to PQ. What is the displacement of the cyclist.

Asked by Topperlearning User 9th June 2016, 2:55 PM

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## A person standing at A goes to B by following any of the paths 1, 2 or 3. Which path helps in calculating the displacement.

Asked by Topperlearning User 9th June 2016, 2:51 PM

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## What will be the distance and displacement covered by Harry if he moves 1m towards the north and then 2 m towards east.

Asked by Topperlearning User 9th June 2016, 2:48 PM

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## Find the ratio of distance travelled and displacement of the particle in a semicircle of radius r.

Asked by Topperlearning User 9th June 2016, 2:47 PM

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## Can a body exist in a state of absolute rest or of absolute motion?explain.

Asked by Harshita Singh 21st September 2015, 1:48 AM

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## EXPLAIN THE EFFECT OF CHANGE OF PRESSURE ON MATTER?

Asked by Asmita 16th August 2015, 9:23 PM

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## 7 DIFFERENCES BETWEEN VECTOR AND SCALAR?

Asked by Asmita 16th August 2015, 9:14 PM

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## what is retarding? explain it briefly with a example ?

Asked by sneha.saurav20 14th July 2015, 7:40 PM

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## Differentiate between-(1) mass and weight (2) Inertia and buoyancy

Asked by dude.yuv 11th June 2015, 4:52 PM

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## Consider the following details. Can you interpret the type of motion shown by car A and car B? Car-A Time in seconds  0 5 10 15 20 25 30 35 Distance covered in metres  0 10 20 30 40 50 60 70   Car-B   Time in seconds  0  5 10 15 20 25 30 35 Distance covered in metres  0  5 15 20 30 60 65 75

Asked by Topperlearning User 18th May 2015, 10:17 AM

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## Is it possible that the train in which you are sitting appears to move even though it is at rest?

Asked by Topperlearning User 14th May 2015, 11:13 AM

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## (a) Differentiate between distance and displacement. (b) Under what conditions is the magnitude of average velocity of an object equal to its average speed?

Asked by Topperlearning User 13th May 2015, 9:32 AM

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## Which of the following is true for displacement? (a) It cannot be zero. (b) Its magnitude is greater than the distance travelled by the object.

Asked by Topperlearning User 13th May 2015, 9:27 AM

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## Define: Uniform motion Non-uniform motion

Asked by Topperlearning User 13th May 2015, 9:26 AM

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## Write the S.I. unit of distance and displacement.

Asked by Topperlearning User 13th May 2015, 9:21 AM

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## Is the distance covered by a body always greater than the magnitude of the displacement?

Asked by Topperlearning User 13th May 2015, 9:21 AM

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## A ball is thrown vertically upwards. It rises up to a height of 20 m and comes back to the initial position. Find:    the total distance covered by the ball, and the displacement of the ball.

Asked by Topperlearning User 13th May 2015, 9:20 AM

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## Examine the data given for the motion of two different objects A and B carefully and state whether the motion of the objects is uniform or non uniform. Give reasons. Time Distance travelled by object A in m Distance travelled by object B in m 9.30 a.m 10 12 9.45 a.m 20 19 10.00 a.m 30 23 10.15 a.m 40 35 10.30 a.m 50 37 10.45 a.m 60 41 11.00 a.m 70 44

Asked by Topperlearning User 13th May 2015, 9:08 AM

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## Q1) A object has move through a distance. Can it have a zero displacement? Support your answer.   Q2) A farmer moves along the boundary of the square feild of side 10m in 40 seconds. What will be the magnitude of displacement of the famer at the end of 2 minute 20 seconds from its initial position.

Asked by 1st April 2015, 8:57 PM

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## Q. The swing ride is just like the pendulum,then why the swing ride did not continue to being in oscilation like pendulum.The pendulum continued oscillates whether the watch has battery or not,then why the swing ride did not continue to oscillate just like pendulum.If we stopped putting our effort or our force then the swing ride stops oscillating.................why it stops and not oscillates like the pendulum when we stops our force ?????????????????

Asked by Shreshth Sahu 27th November 2014, 5:09 PM

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## All object on the earth are at rest with respect to the earth. why?

Asked by rishabhshakya2 4th September 2014, 5:08 AM

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## how can the displacement be zero? and, under what conditions is the magnitude of average velocity of an object equal to its average speed?

Asked by Khushi Sharma 6th July 2014, 10:48 AM

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## The minute hand of a wall clock is 10 cm long. Find its displacement and the distance covered from 10 a.m. to 10.30 a.m.

Asked by Topperlearning User 4th June 2014, 1:23 PM

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## A body thrown in the vertically upward direction rises up to a height 'h' and comes back to position from where it was thrown. Calculate (a) The total distance travelled by the body. (b) The displacement of the body.

Asked by Topperlearning User 4th June 2014, 1:23 PM

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## An athlete completes one round of a circular track of diameter 49m in 20s. Calculate the distance covered and displacement at the end of 30s.

Asked by Topperlearning User 4th June 2014, 1:23 PM

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## On a 120 km track, a train travels the first 30 km at a uniform speed of 300 km/h. Calculate the speed with which the train should move rest of the track so as to get the average speed of 60 km/h for the entire trip?

Asked by chaitra k k 24th May 2014, 3:22 PM

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## Ram travels on a straight road. he goes from position A to positon B. The distance between A and B is 4Kms.now from positon B he truns back and travels a distance of2 km. to trach the position C. find 1)the total distance travelled by Ram during the whole journey and 2) magnitutude of his displacement

Asked by chaitra k k 23rd May 2014, 10:30 PM

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## Give the differences between scalar and vector quantities.

Asked by Topperlearning User 11th April 2014, 3:28 PM

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## Is it possible that displacement is zero but not the distance? Justify your answer.

Asked by Topperlearning User 28th January 2014, 10:38 AM

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