The ends of two rods of different materials with their thermal conduct – McqOptions

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1.	The ends of two rods of different materials with their thermal conductivities, radii of cross-sections and lengths all are 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 \[4\ cal/\sec \], that in the shorter rod in \[cal/\sec \] will be [EAMCET 1986]
A.	1
B.	2
C.	8
D.	16
Answer» B. 2

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