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Refrigeration and Air Conditioning Technician
BASIC REFRIGERATION
Set 3
Set 3
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Q9745
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Which refrigeration system works on directly by the heat energy?
A
Jet refrigeration
B
Mechanical refrigeration
C
Vapour absorption refrigeration
D
Vapour compression refrigeration
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What is the absolute zero temperature in degree centigrade?
A
0 Degree Centigrade
B
100 Degree Centigrade
C
-273 Degree Centigrade
D
212 Degree Centigrade
Q9747
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How the level of heat in a substance is expressed?
A
Micron
B
Pressure
C
Humidity
D
Temperature
Q9748
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What is the energy of a body by virtue of its position?
A
Wind energy
B
Kinetic energy
C
Potential energy
D
Electrical energy
Q9749
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What is the physical state of ammonia at condenser inlet in vapour absorption system?
A
Solid
B
Liquid
C
Vapour
D
Semi solid
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