Question: A solid aluminum cylinder ( k 2 3 0 W / m K ) has a diameter of 3 cm and a length of 1

A solid aluminum cylinder (k 230 W/m K) has a diameter of 3 cm and a length of 10 cm. It is suspended by a thin wire in the room air. The cylinder has an internal electr-ic heater which keeps the surface of the cylinder at 110 C. The room air is at 25 C and the convective coefficient between the cylinder and the room air is 15 W/m2 C. Assume that the heat flow through the support wire is negligible and that radiation heat transfer is negligible due to the very small emissivity of the surface of the cylinder. What is the heat flow (W) from the cylinder to the room air?
A solid aluminum cylinder ( k 2 3 0 W / m K ) has

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