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MRAC Set-1
Multi Split AC and Car Air conditioning
37

Multi Split AC and Car Air conditioning MCQ with Answers

37) What is the diameter of liquid line used with 5 TR if the suction line is 7/8 OD by up flow?

1/2? OD

5/16 ? OD

3/8 ? OD

3/4 ?OD

Answer is:

1/2? OD

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

38) Which bearing is used in blower motor of indoor unit in ductable split air conditioner?

Ball bearing

Thrust bearing

Sleeve bearing

Open ball bearing

Answer is:

Sleeve bearing

39) What is the velocity range of air circulated in car AC?

2 - 3 m / sec

5 - 7 m / sec

7 - 9 m / sec

9 - 10 m / sec

Answer is:

2 - 3 m / sec

40) What is the test pressure of cooling coils during manufacture?

150 psig

250 psig

350 psig

450 psig

Answer is:

350 psig

41) What is the advantage of inverter split AC?

Eliminates compressor

High energy efficiency

Low energy efficiency

Current drawn is high

Answer is:

High energy efficiency

Multi Split AC and Car Air conditioning MCQ with Answers

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