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Which of the following four statements i...

Which of the following four statements is false

A

A body can have zero velocity and still be accelerated

B

A body can have a constant velocity and still have a varying speed

C

A body can have a constant speed and still have a varying velocity

D

The direction of the velocity of a body can change when its acceleration is constant

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The correct Answer is:
B
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ERRORLESS -MOTION IN ONE DIMENSION-Non-uniform Motion
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  2. The velocity fo a body depends on time according to equation, v= 2.0 ...

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  3. Which of the following four statements is false

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  4. A particle moving with a uniform acceleration travels 24m and 64m ...

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  5. The position of a particle moving in the xy plane at any time t is giv...

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  6. If body having initial velocity zero is moving with uniform accelerati...

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  7. An alpha particle enters a hollow tube of 4m length with an initial sp...

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  8. Two car A and B travelling in the same direction with velocities v1 an...

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  9. An object of mass 10 kg is moving with an initial velocity of 10 m s^(...

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  10. A body starts from rest from the origin with an acceleration of 6m//s^...

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  11. A car moving with a velocity of 10m/s can be stopped by the applicatio...

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  12. The displacement of a particle is given by y = a + bt + ct^2 - dt^4. T...

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  13. A car moving with a speed of 40 km//h can be stopped by applying the b...

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  14. An elevator car, whose floor to ceiling distance is equal to 2.7m star...

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  15. The displacement is given by x = 2t^(2) +t +5, the acceleration at t =...

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  16. Two trains travelling on the same track are approaching each other wit...

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  17. A body moves from rest with a constant acceleration of 5m//s^(2). Its ...

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  18. A boggy of uniformly moving train is suddenly detached from train and ...

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  19. A body starts from rest, what is the ratio of the distance travelled b...

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  20. The acceleration a in ms^-2 of a particle is given by a=3t^2+2t+2, whe...

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