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Questions  

A solid ball of metal has a spherical cavity inside it. If the ball is heated, the volume of the cavity will:

a
increase
b
decrease
c
remain unchanged
d
have its shape changed

detailed solution

Correct option is A

in volumetric expansion everything expands radially

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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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