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A rope lies on atable such that a part o...

A rope lies on atable such that a part of it hangs down the table, when the length of hanging part is 1/3 of entire length the rope just begins to slide. The coefficient of friction between the rope and the table is:-

A

`2//3`

B

`1//2`

C

`1//3`

D

`1//6`

Text Solution

Verified by Experts

The correct Answer is:
B
`muxx(2m)/(3)g=(m)(3)g`
`mu(1)/(2)`
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