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Questions  

Two rods of same length and same diameter are drawn from equal masses and same quantity of heat is supplied to the two rods. Find the ratio of expansions if specific heats of the material is 2/3 and that of coefficient of linear expansion is 1/2

a
4/3
b
1/2
c
3/4
d
1/3

detailed solution

Correct option is C

Q1=Q2; ms1(Δt)1=ms2(Δt)2

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