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Physics
If the coefficients of cubical expansion is x times coefficient of superficial expansion, then value of x is:
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Q. If the coefficients of cubical expansion is x times coefficient of superficial expansion, then value of x is:
JIPMER
JIPMER 1997
A
3
B
2.5
C
2
D
1.5
Solution:
The relation between cubical expansion and superficial expansion $ \beta $ is given by $ \frac{\beta }{2}=\frac{\gamma }{3} $ or $ \gamma =\frac{3\beta }{2}=1.5\beta $ Hence $ x=1.5 $