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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
The COP of a domestic refrigerator

Depends upon the make
Is less than 1
Is more than 1
Is equal to 1

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Refrigeration and Air Conditioning
If a heat pump cycle operates between the condenser temperature of +27°C and evaporator temperature of -23°C, then the Carnot COP will be

1.2
5
0.2
6

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Refrigeration and Air Conditioning
Aqua ammonia is used as refrigerant in the following type of refrigeration system

Absorption
Direct
Indirect
Compression

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Refrigeration and Air Conditioning
The conditioned air supplied to the room must have the capacity to take up

None of the listed here
Room latent heat load only
Both room sensible heat and latent heat loads
Room sensible heat load only

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Refrigeration and Air Conditioning
Most of the domestic refrigerators work on the following refrigeration system

Vapour absorption
Vapour compression
Carnot cycle
Electrolux refrigerator

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Refrigeration and Air Conditioning
The atmospheric air at dry bulb temperature of 15°C enters a heating coil maintained at 40°C. The air leaves the heating coil at 25°C. The bypass factor of the heating coil is

0.6
0.67
0.376
0.4

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MORE MCQ ON Refrigeration and Air Conditioning

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