What is the heat flow rate from the radiator

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A.) A radiator has an emissivity of 0.95 and its exposed area is 1.23m^2. The temperature of the radiator is 100deg C and the surrounding temperature is 20deg C. What is the heat flow rate from the radiator? and

B.) A glass window has an area of 1.6m^2 and a thickness of 4mm. Its thermal conductivity is 0.8 W/mdegC. The energy loss through this window when the outside temperature is -5deg C and the inside temperature is 22deg C is _____ kJ/hr.

Reference no: EM13342925

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