Question: 1 . A fin is attached to a 2 0 cm diameter circular pipe that carries hot water at a temperature of 8 0

1. A fin is attached to a 20 cm diameter circular pipe that carries hot water at a temperature of 80\deg C. The fin is made of aluminum and has a length of 30 cm and a thickness of 2 mm. The convective heat transfer coefficient between the fin and the surrounding air is 25 W/m^2K. Determine the rate of heat transfer from the fin to the surroundings.

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