Related Questions

In a vapour absorption refrigeration system, the compressor of the vapour compression system is replaced by
A Liquid pump
B Generator
C Absorber and generator
D Absorber, generator and liquid pump
In a vapour compression system, the condition of refrigerant is dry saturated vapour
A Before entering the compressor
B After leaving the compressor
C Before entering the condenser
D After leaving the condenser
In vapour compression cycle the condition off refrigerant is dry saturated vapour
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 compressor
In vapour compression cycle, the condition of refrigerant is very wet vapour
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 compressor
In vapour compression cycle the condition of refrigerant is superheated vapour
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
Lowering of condenser temperature (keeping the evaporator temperature constant) in case of vapour compression refrigeration system results in
A Increased COP
B Same COP
C Decreased COP
D Increased or decreased COP ; depending upon the type of refrigerant
In case of vapour compression refrigeration system, elevating the evaporator temperature (keeping the condenser temperature constant) results in
A Enhanced COP
B Decreased COP
C No change in the value of COP
D Increased or decreased COP ; depending upon the type of refrigerant
The effect of changing the evaporator temperature on COP as compared to that of changing the condenser temperature (in vapour compression refrigeration system) is
A Less pronounced
B More pronounced
C Equal
D Data insufficient, can't be predicted
The lowest temperature during the cycle in a vapour compression system occurs after
A Compression
B Expansion
C Condensation
D Evaporation
Fertiliser plant making ammonium sulphate employing gypsum-ammonia reaction (usual practice is to use ammonia and sulphuric acid) is located at
A Rourkela (under SAIL)
B Bokaro (under SAIL)
C Sindri (under FCI)
D Baroda (under G.S.F.C.)

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