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The coefficient of linear expansion of c...

The coefficient of linear expansion of crystal in one direction is `alpha_(1)` and that in every direction perpendicular to it `alpha_(2)`. The coefficient of cubical expansion is :

A

`alpha_(1) + alpha_(2)`

B

`2alpha_(1) + alpha_(2)`

C

`alpha_(1) + 2alpha_(2)`

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
C
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