Refrigeration and Air Conditioning Cooling water is required for following equipment in ammonia absorption plant Condenser Absorber Condenser, absorber and separator (rectifier) Evaporator Condenser Absorber Condenser, absorber and separator (rectifier) Evaporator ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The capillary tube, as an expansion device, is used in Water coolers Room air conditioners Domestic refrigerators All of these Water coolers Room air conditioners Domestic refrigerators All of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In S.J. unit, one ton of refrigeration is equal to 840 kJ/ min 21 kJ/ min 210 kJ/ min 420 kJ/ min 840 kJ/ min 21 kJ/ min 210 kJ/ min 420 kJ/ min ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning During a refrigeration cycle, heat is rejected by the refrigerant in a Condenser Compressor Expansion valve Evaporator Condenser Compressor Expansion valve Evaporator ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning When the lower temperature of a refrigerating machine is fixed, then the coefficient of performance can be improved by Operating the machine at lower speeds Operating the machine at higher speeds Raising the higher temperature Lowering the higher temperature Operating the machine at lower speeds Operating the machine at higher speeds Raising the higher temperature Lowering the higher temperature ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a vapour compression refrigeration system, a throttle valve is used in place of an expander because It leads to significant cost reduction It improves the C.O.P., as the condenser is small The positive work in isentropic expansion of liquid is very small It considerably reduces mass of the system It leads to significant cost reduction It improves the C.O.P., as the condenser is small The positive work in isentropic expansion of liquid is very small It considerably reduces mass of the system ANSWER DOWNLOAD EXAMIANS APP
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