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MRAC
MRAC Set-1
Basic Refrigeration
22

Basic Refrigeration MCQ with Answers

22) Which component controls the thermostat and defrost heater in frost free refrigerator?

Thermoheater

Defrost timer

Relay

OLP

Answer is:

Defrost timer

Basic Refrigeration MCQ with Answers

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Related Basic Refrigeration MCQ with Answers

23) What is the advantage of using flux in brazing?

Over heating

Melting tubes

Prevent Oxidation

Chemical reaction

Answer is:

Prevent Oxidation

What is the advantage of using flux in brazing?

24) Which compressor dome handles high pressure and high temperature vapour?

Semi hermetic reciprocating compressor

Open type reciprocating compressor

Hermetic reciprocating compressor

Hermetic rotary compressor

Answer is:

Hermetic rotary compressor

25) What is the absolute pressure of gas in a cylinder, if gauge reads 135.3 p.s.i?

130 p.s.i.a

140 p.s.i.a

150 p.s.i.a

160 p.s.i.a

Answer is:

150 p.s.i.a

26) Which two components do the compressor function in vapour absorption system?

Generator and absorber

Generator and separator

Generator and condenser

Generator and evaporator

Answer is:

Generator and absorber

Basic Refrigeration MCQ with Answers

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