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[" 9.The ends of two rods of different m...

[" 9.The ends of two rods of different materials with their therm "],[" conductivities,radii of cross-section and lengths all in the "],[" ratio "1:2" are maintained at the same temperature "],[" difference.If the rate of flow of heat in the larger rod is "],[4" cal "s^(-1)" ,then that in the shorter rod in cals "^(-1)" will be "],[[" (a) "1," (b) "2],[" (c) "8," (d) "16]]

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