Refrigeration and Air Conditioning Allowable pressure on high pressure side or ammonia absorption system is of the order of 24 bars 56 bars Slightly above atmospheric pressure Atmospheric pressure 24 bars 56 bars Slightly above atmospheric pressure Atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Ammonia absorption refrigeration cycle requires Maximum work input Zero work input Nearly same work input as for vapour compression cycle Very little work input Maximum work input Zero work input Nearly same work input as for vapour compression cycle Very little work input ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning If a heat pump cycle operates between the condenser temperature of +27°C and evaporator temperature of -23°C, then the Carnot COP will be 5 6 1.2 0.2 5 6 1.2 0.2 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The relative humidity lines on a psychrometric chart are Curved lines Horizontal and uniformly spaced Horizontal and non-uniformly spaced Vertical and uniformly spaced Curved lines Horizontal and uniformly spaced Horizontal and non-uniformly spaced Vertical and uniformly spaced ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A refrigeration system Removes heat from a low temperature body and delivers it to a high temperature body Removes heat from a high temperature body and delivers it to a low temperature body Rejects energy to a low temperature body None of the listed here Removes heat from a low temperature body and delivers it to a high temperature body Removes heat from a high temperature body and delivers it to a low temperature body Rejects energy to a low temperature body None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Presence of moisture in a refrigerant affects the working of Condenser Evaporator Expansion valve Compressor Condenser Evaporator Expansion valve Compressor ANSWER DOWNLOAD EXAMIANS APP
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