Four rods with different radii r and length l are connected to two reservoirs at different temperature. Which one of them will conduct most heat?

\(r = \frac{1}{2}cm\;and\;l = \frac{1}{2}m\)

r = 2 cm and \(l = \frac{1}{2}m\)

Four rods with different radii r and length l are connected to two res

1.	Four rods with different radii r and length l are connected to two reservoirs at different temperature. Which one of them will conduct most heat?
A.	r = 2 cm and l = 2 m
B.	r = 1 cm and l = 1 m
C.	r = 2 cm and \(l = \frac{1}{2}m\)
D.	\(r = \frac{1}{2}cm\;and\;l = \frac{1}{2}m\)
Answer» D. \(r = \frac{1}{2}cm\;and\;l = \frac{1}{2}m\)

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Four rods with different radii r and length l are connected to two reservoirs at different temperature. Which one of them will conduct most heat?

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