Critical temperature is’ the temperature above which _____________________?

Related Mcqs:

Ammonia-absorption refrigeration cycle requires__________________?

A. very little work input B. maximum work input C. nearly same work input as for vapour compression cycle D. zero work input E. none of the above...

The bank of tubes at the back of domestic refrigerator are _________________?

A. condenser tubes B. evaporator tubes C. refrigerant cooling tubes D. capillary tubes E. throttling device...

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 C.O.P. of a refrigeration cycle with lowering of condenser temperature, keeping the evaporator temperature constant, will__________________?

A. increase B. decrease C. may increase or decrease depending on the type of refrigerant used D. remain unaffected E. unpredictable...

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...