Question: A glass rod having a diameter of 1 cm and length of 5 cm is exposed to a convection environment at a temperature of 20C.

A glass rod having a diameter of 1 cm and length of 5 cm is exposed to a convection environment at a temperature of 20ºC. One end of the rod is maintained at a temperature of 180ºC. Calculate the heat lost by the rod if the convection heat-transfer coefficient is 20 W/m2 · ºC.

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