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MRAC Set-1
Mobile Air Conditioning
25

Mobile Air Conditioning MCQ with Answers

25) What is the effect of sludge in car AC?

Chokes the orifice of TEV

Blocks the orifice of AEV

Closes the orifice of TEEV

Closes the orifice of capillary

Answer is:

Chokes the orifice of TEV

Mobile Air Conditioning MCQ with Answers

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Related Mobile Air Conditioning MCQ with Answers

26) What is the reason for intermittent cooling cycle in car AC?

Moisture in the system

Fully evacuated system

Excess of lubricant in receiver

Non condensables in the system

Answer is:

Moisture in the system

27) What is the reason for having 2.5 kg/cm² on low and high side of car AC system?

Defective thermostat

Excessive oil in evaporator

Too close differential in LPC

Defective compressor valve

Answer is:

Defective compressor valve

28) What is the cause of bubbles in liquid line at sight glass in car AC system?

No refrigerant charge

Shortage of refrigerant

Over charge of refrigerant

Correct charge of refrigerant

Answer is:

Shortage of refrigerant

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