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MRAC Set-1
HVAC Plant
13

HVAC Plant MCQ with Answers

13) What is the direction of airflow delivered in a centrifugal blower?

Parallel to the shaft

Perpendicular to the shaft

Inclined throw of air vertically

Inclined throw of air horizontally

Answer is:

Perpendicular to the shaft

HVAC Plant MCQ with Answers

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Related HVAC Plant MCQ with Answers

14) Which property is considered for a temperature range in selecting a lubricant oil?

Natural

Artificial

Viscosity

Cost effective

Answer is:

Viscosity

15) Which device controls the air flow in ducting system?

Grille

Damper

Register

Diffuser

Answer is:

Damper

16) What is phenotherm?

A ducting clamp

An insulation material

A chemical substance

Temperature measuring device

Answer is:

An insulation material

17) What is the wet bulb temperature of air if dry bulb temperature is 35 Degree Centigrade and wet bulb depression is 4 Degree Centigrade?

30 Degree Centigrade

31 Degree Centigrade

32 Degree Centigrade

33 Degree Centigrade

Answer is:

31 Degree Centigrade

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