Refrigeration and Air Conditioning
The reduced ambient air cooling system has

One cooling turbine and one heat exchanger
Two cooling turbines and two heat exchangers
One cooling turbine and two heat exchangers
Two cooling turbines and one heat exchanger

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Refrigeration and Air Conditioning
Which of the following statement is wrong?

The space between the saturated liquid line and saturated vapour line, in a pressure enthalpy chart, is wet vapour region
In a vapour compression system, the condition of refrigerant before entering the compressor is dry saturated vapour
The value of C.O.P. is always greater than one
None of the listed here

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