REFRIGERATION AND AIR CONDITIONING Set 2

Reversed carnot cycle ✘ Reversed joule cycle ✘ Reversed Brayton cycle ✘ Reversed Otto cycle ✔

Theoritical C.O.P./Actual C.O.P. ✘ Actual C.O.P./Theoritical C.O.P. ✘ Theoritical C.O.P. x Actual C.O.P. ✘ None of the above ✔

Does not alter C.O.P. ✘ Increases C.O.P. ✘ Decreases C.O.P. ✘ None of the above ✔

Compression ✘ Condensation ✘ Expansion ✘ Evaporation ✔

Compression ✘ Condensation ✘ Expansion ✘ Evaporation ✔

Before entering the expansion valve ✘ Before entering the compressor ✘ After passing through the condenser ✘ Before passing through the condenser ✔

Before entering the expansion valve ✘ Before entering the compressor ✘ After passing through the condenser ✘ After passing through the expansion or throttle valve ✔

Condenser ✘ Compressure ✘ Evaporator ✘ Expansion valve ✔

21/kJ/min ✘ 210/kJ/min ✘ 420/kJ/min ✘ 620/kJ/min ✔

Commercial refrigerators ✘ Domestic refrigerators ✘ Air-conditioning ✘ Gas liquefaction ✔