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If coefficient of cubical expansion is x times coefficient of superficial expansion, then the value of ‘x’ is

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By Expert Faculty of Sri Chaitanya
a
1.5
b
2
c
2.5
d
3
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detailed solution

Correct option is A

coefficient of cubical expansion is γ=xβ here β is coefficient of superficial expansion  γ=3α---(1) but β=2α ⇒α=β2 substitute this value in eqn(1) γ=3β2  given γ=xβ ⇒x=32=1.5


Similar Questions

The coefficient of expansion of a crystal in one direction (x-axis) is 2.0x 10-6 K-1 and that in the other two perpendicular (y-and z-axes) direction is 1.6 x 10-6 K-1 What is the coefficient of cubical expansion of the crystal?

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