Questions
The average value of for an anisotropic solid is
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a
α=α1+α2+α32
b
α=α1+α2+α34
c
α=α1+α2+α35
d
α=α1+α2+α33
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Correct option is D
when coefficient of linear expansion is different for 3 different mutually perpendicular directions of solid then their average value is consideredSimilar Questions
The coefficient of linear expansion of brass and steel are and . If we take a brass rod of length and steel rod of length at 0oC, their difference in length will remain the same at all temperatures if
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