Question: 7- A steam pipe passes vertically through a room. The exterior surface of the pipe is at 60C and the still air temperature in

7- A steam pipe passes vertically through a room. The exterior surface of the pipe is at 60C and the still air temperature in the room is 20C. The outside diameter of the pipe is 68mm and the exposed length of the pipe is 3.4m. Determine the heat transfer rate 2

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