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Refrigeration and Air Conditioning

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

Three fluids
None of the listed here
Single fluid
Two fluids

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Refrigeration and Air Conditioning
In vapour compression cycle using NH₃ as refrigerant, initial charge is filled at

Suction of compressor
Low pressure side near receiver
High pressure side close to receiver
Delivery of compressor

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Refrigeration and Air Conditioning
The wet bulb depression indicates _________ humidity of the air.

Absolute
Relative
None of these
Specific

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

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

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Refrigeration and Air Conditioning
Bell Coleman cycle is a

Reversed Otto cycle
Reversed Rankine cycle
Reversed Carnot cycle
Reversed Joule cycle

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Refrigeration and Air Conditioning
The atmospheric air at dry bulb temperature of 15°C enters a heating coil maintained at 40°C. The air leaves the heating coil at 25°C. The bypass factor of the heating coil is

0.67
0.376
0.6
0.4

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