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Study MCQ
Refrigeration and Air Conditioning Technician
MULTI SPLIT AC AND CAR AIR CONDITIONING
Set 13
Set 13
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Q10179
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Which part of the compressor converts rotary into reciprocating motion of piston in car AC?
A
Connecting rod
B
Magnetic clutch
C
Swash plate
D
Crank shaft
Q10180
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What is the use of magnetic clutch in Car AC?
A
Indicate liquid level in the compressor
B
Indicate oil level in the compressor
C
Control ON/OFF for compressor
D
Add oil in the system
Q10181
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What is the differential of control switch if it cuts in at 29 kg/cm<sup>2</sup> and cuts out at 34 kg/cm<sup>2</sup>?
A
5 kg / cm<sup>2</sup>
B
10 kg / cm<sup>2</sup>
C
15 kg / cm<sup>2</sup>
D
20 kg / cm<sup>2</sup>
Q10182
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Which is sensed by TEV in response to heat load variation?
A
Sub cool in liquid line
B
Discharge temperature
C
Super heat in suction line
D
Evaporating temperature
Q10183
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What is the cause for noise in indoor unit of a multi split air conditioner?
A
Refrigerant leak
B
Blower is loosened
C
Running current is high
D
Compressor not working
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