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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
The domestic refrigerator uses following type of compressor

Centrifugal
Piston type reciprocating
Miniature sealed unit
Axial

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

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

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Refrigeration and Air Conditioning
The alignment circle is marked on the psychrometric chart at

20°C DBT and 60% RH
26°C DBT and 60% RH
20°C DBT and 50% RH
26°C DBT and 50% RH

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Refrigeration and Air Conditioning
Freon group of refrigerants are

Non-inflammable and toxic
Inflammable
Nontoxic and non-inflammable
Toxic

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Refrigeration and Air Conditioning
Condensing temperature in a refrigerator is the temperature

Of cooling medium
Of evaporator
At which refrigerant gas becomes liquid
Of freezing zone

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Refrigeration and Air Conditioning
The dry bulb temperature during sensible heating of air

Remains constant
Decreases
None of these
Increases

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MORE MCQ ON Refrigeration and Air Conditioning

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