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Two blocks are connected over massless pulley as shown in figure. The mass of block Ais 10 kg and the coefficient of kinetic friction is 0.2 .Block A sliders down the incline at constant speed. The mass of block B in kg is

A

5.4

B

3.3

C

4.2

D

6.8

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B
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MOTION-NLM & FRICTION-EXERCIS-1
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  13. There block A B ,and C of equal mass m are placed one over the other o...

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  15. In the figure ( g = 10 m//s^(2) ) .Acceleration of 2kg block is :

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  16. A block placed on a rough inclined plane of inclination ( theta= 30^(@...

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  18. A block of mass 15 kg is resting on a rough inclined plane as shown in...

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