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A uniform rod of mass M and length L, ar...

A uniform rod of mass M and length L, area of cross section A is placed on a smooth horizontal surface. Forces acting on the rod are shown in the digram

Total elastic potential energy stored in the rod is :

A

a.`(7F^(2)L)/(6AY)`

B

b.`(11F^(2)L)/(6AY)`

C

c.`(5F^(2)L)/(6AY)`

D

d.`(3F^(2)L)/(2AY)`

Text Solution

Verified by Experts

`U=(19 F^(2)L)/(48AY)+(37F^(2)L)/(48AY)=(7F^(2)L)/(6AY)`
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