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A car runs at constant speed on a circul...

A car runs at constant speed on a circular track of radius 10m. taking 6.28s on each lap. The average speed and average velocity on each complete lap is:-

A

velocity 10 m/s speed 10 m/s

B

velocity zero, speed 10 m/s

C

velocity zero, speed zero

D

velocity 10 m/s, speed zero

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The correct Answer is:
B
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MOTION-KINEMATICS-EXERCISE 1 OBJECTIVE PROBLEMS
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  2. A car moves a distance of 200 m. It covers the first-half of the dista...

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  3. A car runs at constant speed on a circular track of radius 10m. taking...

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  4. A body starts from rest and is uniformly accelerated for 30 s. The dis...

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  5. A particle experiences a constant acceleration for 20 sec after starti...

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  6. A body sliding on a smooth inclined plane requires 4s to reach the bot...

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  7. The initial velocity of the particle is 10m//sec and its retardation i...

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

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  9. A body is dropped from a height h. If t1 and t2 be the times in coveri...

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  10. Two bodies of different masses m(a) and m(b) are dropped from two diff...

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  11. A body is thrown upward and reaches its maximum height. At that positi...

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  12. A ball projected upwards from the foot of a tower. The ball crosses th...

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  13. A ball is thrown upward from edge of a cliff with an intial velocity o...

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  14. A particle is thrown upward from ground. It experiences a constant res...

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  15. A particle is thrown upwards from ground. It experiences a constant re...

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  16. A ball is thrown vertically upwards from a height of 40 m and hits the...

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  17. A ball of mass m is thrown upward with a velocity upsilon. If air exer...

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  18. A bullet is fired vertically upwards with an initial velocity of 50 ms...

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  19. The displacement-time graph of a moving particle is shown below. The i...

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  20. The variation of velocity of a particle moving along straight line is ...

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