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Questions  

The coefficient of linear expansion of crystal in one direction is  α1 and that in every direction perpendicular to it is α2 . The coefficient of cubical expansion is

a
α1+α2
b
2α1+α2
c
α1+2α2
d
None  of these

detailed solution

Correct option is C

γ=αx+αy+αz=α1+2α2

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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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