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Study MCQ
Refrigeration and Air Conditioning Technician
FROST FREE REFRIGERATOR
Set 4
Set 4
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Q10034
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Which electrical control cuts off heating element in frost free refrigerator?
A
Bimetal thermo
B
Thermostat
C
Relay
D
Timer
Q10035
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What is the working condition of component during defrost cycle in frost free refrigerator?
A
Evaporator fan motor is running
B
Compressor is not running
C
Thermostat cuts off
D
Relay activated
Q10036
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Which component actuates the defrost cycle in frost free refrigerator?
A
Bimetal thermo
B
Defrost heater
C
Timer
D
Relay
Q10037
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Which component is turned off while defrost heater is energised?
A
Cabinet bulb
B
Evaporator fan
C
Thermostat sensor
D
Over load protector
Q10038
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Which movement of plunger energises the start winding in relay operation?
A
Vertically up
B
Bottom side
C
Vertically down
D
Horizontally left
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