The condensing pressure due to the presence of non-condensable gases, as compared to that actually required for condensing temperatures without non-condensable gases ____________________ ?

Related Mcqs:

The vapor compression refrigerator employs the following cycle_________________?

A. Rankine B. Carnot C. Reversed Rankine D. Brayton E. Reversed Carnot...

Critical temperature is’ the temperature above which _____________________?

A. a gas will never liquefy B. a gas will immediately liquefy C. water will evaporate D. water will never evaporate E. none of the above...

A refrigeration cycle operates between condenser temperature of + 27°C and evaporator temperature of- 23°C. The Cannot coefficient of performance of cycle will be_________________?

A. 0.2 B. 1.2 C. 5 D. 6 E. 10...

Super heating in a refrigeration cycle __________________?

A. increases COP B. decreases COP C. COP remains unaltered D. other factors decide COP E. unpredictable...

For proper refrigeration in a cabinet, if the temperature and vapour pressure difference between cabinet and atmosphere is high, then_________________?

A. bigger cabinet should be used B. smaller cabinet should be used C. perfectly tight vapour seal should be used D. refrigerant with lower evaporation temperature should be used E. refrigerant with high boiling point must be used...