Q.
The density of a substance at 0oC is 10 g/c.c. and at 100°C its density is 9.7g/c.c. The coefficient of linear expansion of the substance is.
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a
104/∘C
b
3×104/0C
c
6×10−4/∘C
d
9×10−4/0C
answer is A.
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Detailed Solution
γ=d0−dtdtΔt, α=γ3
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