Refrigeration and Air Conditioning For proper refrigeration in a cabinet, if the temperature and vapour pressure difference between cabinet and atmosphere is high, then Refrigerant with lower evaporation temperature should be used Bigger cabinet should be used Perfectly tight vapour seal should be used Smaller cabinet should be used Refrigerant with lower evaporation temperature should be used Bigger cabinet should be used Perfectly tight vapour seal should be used Smaller cabinet should be used ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The specific humidity during humidification process Decreases None of these Remains constant Increases Decreases None of these Remains constant Increases ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Most air cooled condensers are designed to operate with a temperature difference of 22°C 5°C 14°C 8°C 22°C 5°C 14°C 8°C ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning While designing the refrigeration system of an aircraft, the prime consideration is that the System has high C.O.P. Mass of the refrigeration equipment is low Power per TR is low Mass of refrigerant circulated in the system is low System has high C.O.P. Mass of the refrigeration equipment is low Power per TR is low Mass of refrigerant circulated in the system is low ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In actual air-conditioning applications for R-12 and R-22, and operating at a condenser temperature of 40° C and an evaporator temperature of 5° C, the heat rejection factor is about 1 1.25 5.12 2.15 1 1.25 5.12 2.15 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Refrigeration in aeroplanes usually employs the following refrigerant Air Freon-11 CO2 Freon-22 Air Freon-11 CO2 Freon-22 ANSWER DOWNLOAD EXAMIANS APP