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One end of uniform wire of length L and ...

One end of uniform wire of length L and of weight W is attached rigidly to a point in the roof and a weight N is suspended from its lower end if s is the area of cross-section of the wire the stress in the wire at a height `(L)/(4)` from its lower end is

A

`(W_(1))/(s)`

B

`([W_(1)+(W)/(4)])/(s)`

C

`([W_(1)+(3W)/(4)])/(s)`

D

`(W_(1)+W)/(4)`

Text Solution

Verified by Experts

The correct Answer is:
B
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  • One end of uniform wire of length Land of weight W is attached rigidly to a point in the roof and a weight W_(1) is suspended from its lower end. If S is the area if cross-section of the wire, the stress in the wire at a height (3L/4) from its lower end is

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