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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
An important characteristic of absorption system of refrigeration is

very little power consumption
noisy operation
cooling below 0°C
quiet operation

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Refrigeration and Air Conditioning
In a refrigeration system, heat absorbed in comparison to heat rejected is

Same
Less
More
More for small capacity and less for high capacity

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Refrigeration and Air Conditioning
In case of sensible heating of air, the coil efficiency is given by (where B.P.F. = Bypass factor)

1 + B.P.F.
1 - B. P.F.
1/ B.P.F.
P.F. - 1

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Refrigeration and Air Conditioning
The specific humidity during dehumidification process

Increases
Decreases
Remains constant
None of these

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Refrigeration and Air Conditioning
Air conditioning means

Dehumidifying
Heating
Cooling
All of these

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Refrigeration and Air Conditioning
The thermostatic expansion valve is used in ________ type of evaporators.

DX coil
Flooded
Dry
None of these

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MORE MCQ ON Refrigeration and Air Conditioning

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