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A copper rod of length l(0) at 0^(@)C is...

A copper rod of length `l_(0)` at `0^(@)`C is placed on smooth surface. Now, the rod is heated upto `100^(@)`C. Find the longitudinal strain developed.
(`alpha`=coefficient of linear expansion)

A

`(100 - alpha)/(l_0 + 100 l_0 alpha)`

B

`100 alpha`

C

Zero

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
C
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