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Questions  

For a crystal, coefficient of linear expansion in one direction is 12×106/0C and  along the 2 mutually perpendicular directions are 6×106/0C6×106/0C. Coefficient of cubical expansion of that crystal is 

a
8×10−6/0C
b
18×10−6/0C
c
12×10−6/0C
d
24×10−6/0C

detailed solution

Correct option is D

γ=αx+αy+αz

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Similar Questions

A vessel having coefficient of cubical expansion γg contains liquid Of coefficient of real expansion rR up to certain level. When Vessel
Is heated, match column I and column II.
 

 Column - I Column - II
aγg<γRpliquid level rises continuously from beginning
bγg=γRqliquid level falls continuously from beginning
cγg>γRrliquid level remains same 
dγg=0sliquid level first falls and then rises 
 
 abcd
1srqp
2srpq
3qrsp
4rqps


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