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pallavi pradeep bhardwaj Grade: 12
        The heat is flowing through two cylindrical rods of same material.the diametres of the rods are in the ratio 1:2 and their lengths are in the ratio 2:1.if the temperature difference between their ends is the same,the ratio of rate of flow of heat through them will be:
7 years ago

Answers : (1)

askIITianexpert IITDelhi
8 Points
										

Heat conduction(rate of flow of heat) is proportional to area/length everything else being identical.


So required ratio =(1/2)2 / (2/1) = 1/8

7 years ago
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