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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 equal to 1
Is more than 1

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Refrigeration and Air Conditioning
Air refrigeration operates on

Carnot cycle
Reversed Carnot cycle
Rankine’s cycle
Brayton cycle

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Refrigeration and Air Conditioning
An Electrolux refrigerator is called a ___ absorption system.

Three fluids
Single fluid
None of the listed here
Two fluids

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Refrigeration and Air Conditioning
Moisture in Freon refrigeration system causes

High power consumption
Freezing automatic regulating valve
Ineffective refrigeration
Corrosion of whole system

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Refrigeration and Air Conditioning
In vapour compression cycle, the condition of refrigerant is saturated liquid

After passing through the condenser
Before passing through the condenser
Before entering the expansion valve
After passing through the expansion throttle valve

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Refrigeration and Air Conditioning
The temperature of air recorded by a thermometer, when its bulb is surrounded by a wet cloth exposed to the air, is called

Dew point temperature
Wet bulb temperature
Dry bulb temperature
None of these

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MORE MCQ ON Refrigeration and Air Conditioning

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