1.1. An old man living in a 4m x 5m x 5m room forgets to turn...

 

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1.1. An old man living in a 4m x 5m x 5m room forgets to turn off a 100-W fan before he leaves the room which is at 100 kPa, 30C. Will the room be cooler when he comes back after 5 hours assuming zero heat transfer? The heat capacity at constant volume for air is 30 kJ/kg mol. (10) 1.1. An old man living in a 4m x 5m x 5m room forgets to turn off a 100-W fan before he leaves the room which is at 100 kPa, 30C. Will the room be cooler when he comes back after 5 hours assuming zero heat transfer? The heat capacity at constant volume for air is 30 kJ/kg mol. (10)

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Solution for the above question is To solve this problem we need to calculate the change in temperat... View the full answer