A heat pump works on a reversed Carnot cycle. The temperature in the condenser coils is 27° C and that in the evaporator coils is - 23° C. For a work input of 1 kW, how much is the heat pumped?

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  1. 1 kW
  2. 5 kW
  3. 6 kW
  4. None of the above

Answer (Detailed Solution Below)

Option 3 : 6 kW

Detailed Solution

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Concept:

Calculation:

Given:

T1 = 27°C = 300 K, T2 = -23°C = 250 K, W = 1 kW

Now

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