Two different metal rods of equal lengths and equal areas of cross-section have their ends kept at the same temperatures -1 and -1 If k 1 and k 2 are their thermal conductivities- - 1 and - 2 their densities and s 1 and s 2 their specific heats- then the rate of flow of heat in the two rods will be the same ifk1-k2-1 s1-2 s2k1-k2-1 s2-2 s1C- k1-k2-1-2D- k1-k2

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Standard XII

Physics

Buoyant Force

Two different...

Question

Two different metal rods of equal lengths and equal areas of cross-section have their ends kept at the same temperatures $θ_{1}$ and $θ_{1}$ If $k_{1}$ and $k_{2}$ are their thermal conductivities, $ρ_{1}$ and $ρ_{2}$ their densities and $s_{1}$ and $s_{2}$ their specific heats, then the rate of flow of heat in the two rods will be the same if

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Solution

The correct option is D

The correct choice is (d).

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