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Two rods of same material and thickness are joined as shown below. The ends X and Y are maintained at XºC and YºC respectively the ratio of heat flow at M and N are Q1 and Q2 respectively. Then – 

(A) Q1 = Q

(B) Q1 > Q

(C) Q1 < Q

(D) Q1 = Q2/2

1 Answer

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Best answer

Correct option (C) Q1 < Q2

Explanation:

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