Critical pressure of a liquid is the pressure_________________?

Related Mcqs:

In vapor compression cycle the condition off refrigerant is dry saturated vapor________________?

A. after passing through the condenser B. before passing through the condenser C. after passing through the expansion or throttle valve D. before entering the expansion valve E. before entering the compressor...

Refrigeration in aeroplanes usually employs the following refrigerant___________________?

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

The lower horizontal line of the refrigeration cycle plotted on pressure-enthalpy-diagram represents_____________________?

A. condensation of the refrigerant vapour B. evaporation of the refrigerant liquid C. compression of the refrigerant vapour D. metering of the refrigerant liquid E. none of the above...

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...