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MRAC Set-1
Multi Split AC and Car Air conditioning
51

Multi Split AC and Car Air conditioning MCQ with Answers

51) Which material is used for making service valve?

Brass

Cast iron

Aluminium

Stainless steel

Answer is:

Brass

Multi Split AC and Car Air conditioning MCQ with Answers

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Related Multi Split AC and Car Air conditioning MCQ with Answers

52) What is the purpose of providing gas ballast in two stage rotary vacuum pump?

Avoid condensation of water vapour

Prevent condensation of nitrogen

Prevent condensation of dry air

Avoid condensation of refrigerant

Answer is:

Avoid condensation of water vapour

53) What is the use of anemometer?

Check water flow

Measure air flow

Produce current

Measure voltage

Answer is:

Measure air flow

54) Which insulating material is used in duct work?

Wood

Plastic

Rubber

Glass wool

Answer is:

Glass wool

55) Which device switches ON/OFF the car AC compressor?

Crank shaft

Blower unit

Rotor winding

Magnetic clutch

Answer is:

Magnetic clutch

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