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Blocks shown in figure moves with consta...

Blocks shown in figure moves with constant velocity 20 m/s towards right. All surfaces in contact are rough. The friction force applied by B on A is

A

0 N

B

20 N

C

10 N

D

Insufficient data

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AAKASH INSTITUTE-LAWS OF MOTION-EXERCISE
  1. The ratio of acceleration of blocks A placed on smooth incline with bl...

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  2. A block of mass 10 kg is released on rough incline plane. Block start ...

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  3. Blocks shown in figure moves with constant velocity 20 m/s towards rig...

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  4. In the previous problem. The friction force applied by ground on block...

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  5. A block of mass 10 kg is kept on a fixed rough (mu=0.8) inclined plan...

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  6. A block of mass 5 kg is at rest on a rough inclined surface. If angle ...

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  7. Maximum value of frictional force is called

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  8. Static friction between two surfaces

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  9. Coefficient of kinetic friction and coefficient of static friction bet...

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  10. The limiting value of static friction between two contact surfaces is

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  11. A block of mass m slides down an inclined plane which makes an angle t...

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  12. A block of mass 10 kg, moving with acceleration 2m//s^(2) on horizonta...

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  13. If angle of repose is phi, the coefficient of static friction between ...

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  14. Which of the following is a self adjusting force ?

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  15. Two blocks of masses 2 kg and 4 kg are hanging with the help of massle...

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  16. A man of mass m is standing in an elevator moving downward with an acc...

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  17. A vehicle is moving on a road with an acceleration a=20 m//s^(2) as sh...

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  18. In the given arrangement all surfaces are smooth. What acceleration sh...

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  19. A block of mass m kg is kept on a weighing machine in an elevator. If ...

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  20. A trolley is falling freely on inclined plane as shown in the figure. ...

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