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MRAC Set-1
Mobile Air Conditioning
8

Mobile Air Conditioning MCQ with Answers

8) What is low side pressure range in HFC134a car AC at an ambient range of 32 Degree Centigrade to 35 Degree Centigrade?

1 kg/cm² - 3 kg/cm²

2 kg/cm² - 4 kg/cm²

3 kg/cm² - 5 kg/cm²

4 kg/cm² - 6 kg/cm²

Answer is:

1 kg/cm² - 3 kg/cm²

Mobile Air Conditioning MCQ with Answers

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Related Mobile Air Conditioning MCQ with Answers

9) What is the boiling point of HFC-134a refrigerant at atmospheric pressure?

-26.1 Degree Centigrade

-25.6 Degree Centigrade

-24.5 Degree Centigrade

-23.6 Degree Centigrade

Answer is:

-26.1 Degree Centigrade

10) Which lubricant oil is used with R-134a car AC system?

Mineral oil

Low viscosity oil

High viscosity oil

Poly alkylene glycol

Answer is:

Poly alkylene glycol

11) Where the sensor bulb of Thermostatic Expansion Valve is clamped?

Liquid Line

Suction Line

Discharge Line

Inside the compressor

Answer is:

Suction Line

12) Which type of short cycling is avoided by the design of blower housing in car AC?

Oil

Air

Moisture

Lubricant

Answer is:

Air

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