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A steel rod of L0 metre and coefficient ...

A steel rod of `L_0` metre and coefficient of linear expansion `'alpha'` rests on a smooth horizontal surface. The longitudinal strain developed in the rod is (when heated from `0^(@) C` to `100°C` )

A

`100 L_(0) alpha`

B

`200 L_(0) alpha`

C

`50 L_(0) alpha`

D

zero

Text Solution

Verified by Experts

The correct Answer is:
D
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