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As shown in figure, A is a man of mass 6...

As shown in figure, `A` is a man of mass `60 kg` standing on a block `B` of mass `40 kg` kept on ground. The coefficient of friction between the feet of the man and the block is `0.3` and that between `B` and the ground is `0.2` . If the person pulls the string with `125 N` force ,then

A

B will slide on ground

B

A and B will move with acceleration `0.5 m//s^(2)`

C

the force of friction acting between A and B will be 40 N

D

the force of friction acting between A and B will be 180 N

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The correct Answer is:
A, B
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MOTION-NLM & FRICTION-EXERCISE-2(Level-II)
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  7. A block A of mass 7 kg is placed on a frictionless table. A thread tie...

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  8. In the system shown in the figure m(1) gt m(2). System is held at rest...

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  9. A lift starts moving down with 20 m//s^(2). Then which of the followin...

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  10. A particle slides down a smooth inclined plane of elevation theta fixe...

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  11. Which of the following is true ?

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  12. A block of mass 2.5 Kg is kept on a rough horizontal surface. It is fo...

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  13. NOT QUESTION

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  14. As shown in figure, A is a man of mass 60 kg standing on a block B of ...

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  15. In the figure, the blocks are of equal mass. The pulley is fixed. In t...

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  16. Two blocks A and B of equal mass m are connected through a massless st...

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  17. In the system of connected bodies in the adjoining figure. The surface...

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  18. Two blocks of masses m(1) and m(2) are connected through a massless in...

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  19. A long block A is at rest on a smooth horizontal surface. A small bloc...

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  20. Two blocks on a rough incline are connected by a light string that pas...

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