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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
For large tonnage (more than 200 TR) air-conditioning applications, the compressor recommended is

Rotating
Reciprocating
Centrifugal
Screw

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Refrigeration and Air Conditioning
Accumulators should have adequate volume to store refrigerant charge at least

0.75
0.25
0.5
0.1

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Refrigeration and Air Conditioning
A bootstrap air cooling system has

One heat exchanger
Three heat exchangers
Four heat exchangers
Two heat exchangers

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Refrigeration and Air Conditioning
In a refrigeration system, the expansion device is connected between the

Evaporator and compressor
Compressor and condenser
Receiver and evaporator
Condenser and receiver

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Refrigeration and Air Conditioning
Critical pressure of a liquid is the pressure

Above which liquid becomes vapour
Above which liquid will remain liquid
Above which liquid becomes gas
Above which liquid becomes solid

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Refrigeration and Air Conditioning
The specific humidity during humidification process

Decreases
None of these
Remains constant
Increases

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MORE MCQ ON Refrigeration and Air Conditioning

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