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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
One tonne of refrigeration (1TR) means that the heat removing capacity is

420 kJ/min
620 kJ/min
210 kJ/min
21 kJ/min

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Refrigeration and Air Conditioning
The emissivity of a polished silver body is ____ as compared to black body.

Same
High
Very low
Low

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Refrigeration and Air Conditioning
In refrigerator, liquid receiver is required between condenser and flow controlling device, if quantity of refrigerant for system is

Less than 2 kg
There is no such consideration
More than 10 kg
More than or equal to 3.65 kg

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Refrigeration and Air Conditioning
Presence of moisture in a refrigerant affects the working of

Condenser
Expansion valve
Evaporator
Compressor

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Refrigeration and Air Conditioning
In a vapour absorption refrigeration system, the compressor of the vapour compression system is replaced by

Liquid pump
Absorber, generator and liquid pump
Generator
Absorber and generator

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Refrigeration and Air Conditioning
The dry bulb temperature lines, on the psychrometric chart are

Curved lines
Horizontal and uniformly spaced
Horizontal and non-uniformly spaced
Vertical and uniformly spaced

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MORE MCQ ON Refrigeration and Air Conditioning

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