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In the arrangements shown in the figure ...

In the arrangements shown in the figure there is friction only between the light string and the sharp spike at the point P. when the blocks are in motion, the tensions in the vertical and horizontal sections of the string are 4N and 3N respectively. The co-efficient of friction between the string and the spike is equal to

A

0.1

B

0.2

C

0.5

D

1

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The correct Answer is:
B
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RESONANCE ENGLISH-NEWTONS LAWS OF MOTION AND FRICTION-Exercise
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  9. Starting form rest, a body slides down a 45^(@) inclined plane in twic...

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  10. A uniform rope so lies on a table that part of it lays over. The rope ...

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  11. A body is projected up along the rough inclined plane from the bottom ...

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  12. A chain of length L is placed on a horizontal surface as shown in figu...

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  13. With reference to the figure shown, if the coefficient of friction at ...

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  16. In the shown arrangements if f(1), f(2) and T be the frictional forces...

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  17. A block is given velocity 10 m/s along the fixed inclined as shown in ...

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