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Study MCQ
Refrigeration and Air Conditioning Technician
SPLIT AC
Set 5
Set 5
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Q10319
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What is the cause for noisy fan motor in outdoor unit of split AC?
A
Bearing worn out
B
Motor Burnt
C
Shaft struck
D
Blade bent
Q10320
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How the pressure drop of refrigerant flow is minimised during installation of indoor and outdoor units in ductable split AC?
A
Pipe lines with more joints
B
With more horizontal distance
C
System pipes with minimum bends
D
Install units as far as possible
Q10321
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What is the reason for poor condensation in split AC?
A
High ambient temperature
B
Low ambient temperature
C
Condenser tube leaky
D
Blower motor failure
Q10322
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What is the effect on defective thermostat sensor in split AC?
A
Unit consumes less power
B
Increases super heat
C
AC unit runs continuously
D
Relay malfunctions
Q10323
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What is the reason for air conditioner running continuously but no cooling effect ?
A
Condensation poor
B
Refrigerant is more
C
Refrigerant leaked
D
Over charged oil
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