Refrigeration and Air Conditioning
Ammonia absorption refrigeration cycle requires

Nearly same work input as for vapour compression cycle
Maximum work input
Zero work input
Very little work input

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

None of the listed here
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
The space between the saturated liquid line and saturated vapour line, in a pressure enthalpy chart, is wet vapour region

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