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MRAC Set-1
Condenser, Expansion Valve and Evaporator
26

Condenser, Expansion Valve and Evaporator MCQ with Answers

26) What is the use of dehydrator?

Absorb oil

Absorb heat

Absorb refrigerant

Absorb moisture

Answer is:

Absorb moisture

Condenser, Expansion Valve and Evaporator MCQ with Answers

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Related Condenser, Expansion Valve and Evaporator MCQ with Answers

27) How pressure drop is achieved in capillary tube of refrigeration cycle?

The friction between refrigerant and tube

The friction between refrigerant and oil

The friction between piston and cylinder

The friction between belt and pulley

Answer is:

The friction between refrigerant and tube

28) What is the desiccant used in dehydrator of hydrocarbon charged RAC unit?

Silica gel

Ammonia

Sulphur dioxide

Calcium chloride

Answer is:

Silica gel

29) Which is the constant operating condition of TEV?

Super heat at suction line point

Evaporator pressure at its inlet

Enthalpy at the evaporator outlet

Entropy at the condenser outlet

Answer is:

Super heat at suction line point

30) Which type of defrosting method is used in frost free refrigerator?

Hot water defrosting

Manual defrosting

Hot gas defrosting

Electric defrosting

Answer is:

Electric defrosting

Condenser, Expansion Valve and Evaporator MCQ with Answers

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