Question
A house with a floor area of 200 m² and a 3 m height is heated from 10°C to 22°C by an electric heater, and some air escapes through the cracks as the heated air in the house expands at constant pressure. Determine the amount of heat transfer to the air and its cost at the unit cost of$0.075/kWh. Note that 1 kWh = 360
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