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_________________?

Related Mcqs:

Vapor compression refrigeration is some what like ____________________?

A. Carnot cycle B. Rankine cycle C. reversed Camot cycle D. reversed Rankine cycle E. none of the above...

Refrigeration in aeroplanes usually employs the following refrigerant___________________?

A. Co2 B. Freon-11 C. Freon-22 D. Air E. none of the above...

In vapour compression cycle using NH3 as refrigerant, initial charge is filled at_________________?

A. suction of compressor B. delivery of compressor C. high pressure side close to receiver D. low pressure side near receiver E. anywhere in the cycle...

The general rule for rating refrigeration systems (excepting for C02 system) is to approximate following h.p. per ton of refrigeration__________________?

A. 0.1 to 0.5 h.p. per ton of refrigeration B. 0.5 to 0.8 h.p. per ton of refrigeration C. 1 to 2 h.p. per ton of refrigeration D. 2 to 5 h.p. per ton of refrigeration E. 5 to 10 h.p. per ton refrigeration...

Formation of frost on evaporator in refrigerator ________________?

A. results in loss of heat due to poor heat transfer B. increases heat transfer rate C. is immaterial D. can be avoided by proper design E. decreases compressor power...