Refrigeration and Air Conditioning A one tonne refrigerating machine means that One tonne of water can be converted into ice One tonne of ice when melts from and at 0° C in 24 hours, the refrigeration effect is equivalent to 210 kJ/min One tonne refrigerant is used One tonne is the total mass of machine One tonne of water can be converted into ice One tonne of ice when melts from and at 0° C in 24 hours, the refrigeration effect is equivalent to 210 kJ/min One tonne refrigerant is used One tonne is the total mass of machine ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Highest pressure encountered in a refrigeration system should be Much below critical pressure Critical pressure of refrigerant Near critical pressure Much above critical pressure Much below critical pressure Critical pressure of refrigerant Near critical pressure Much above critical pressure ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The capacity of a domestic refrigerator is in the range of 3 to 5 TR 5 to 7 TR 1 to 3 TR 0.1 to 0.3 TR 3 to 5 TR 5 to 7 TR 1 to 3 TR 0.1 to 0.3 TR ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A vapour absorption refrigeration system Cools below 0°C Requires little power consumption Gives quiet operation Gives noisy operation Cools below 0°C Requires little power consumption Gives quiet operation Gives noisy operation ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a reversed Brayton cycle, the heat is absorbed by the air during Constant pressure cooling process Isentropic expansion process Constant pressure expansion process Isentropic compression process Constant pressure cooling process Isentropic expansion process Constant pressure expansion process Isentropic compression process ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning An evaporator is also known as Chilling coil Freezing coil All of these Cooling coil Chilling coil Freezing coil All of these Cooling coil ANSWER DOWNLOAD EXAMIANS APP
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