For proper refrigeration in a cabinet, if the temperature and vapour pressure difference between cabinet and atmosphere is high, then

Refrigeration and Air Conditioning
For proper refrigeration in a cabinet, if the temperature and vapour pressure difference between cabinet and atmosphere is high, then

Smaller cabinet should be used

Bigger cabinet should be used

Refrigerant with lower evaporation temperature should be used

Perfectly tight vapour seal should be used

Smaller cabinet should be used

Bigger cabinet should be used

Refrigerant with lower evaporation temperature should be used

Perfectly tight vapour seal should be used

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Refrigeration and Air Conditioning
In a vapour compression system, the condition of refrigerant before entering the expansion or throttle valve is

Very wet vapour

Dry vapour

High pressure saturated liquid

Wet vapour

Very wet vapour

Dry vapour

High pressure saturated liquid

Wet vapour

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Refrigeration and Air Conditioning
The wet bulb temperature during sensible heating of air

Remains constant

Decreases

None of these

Increases

Remains constant

Decreases

None of these

Increases

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Refrigeration and Air Conditioning
The Freon group of refrigerants are

Hydrocarbon refrigerants

Halocarbon refrigerants

Inorganic refrigerants

Zoetrope refrigerants

Hydrocarbon refrigerants

Halocarbon refrigerants

Inorganic refrigerants

Zoetrope refrigerants

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Refrigeration and Air Conditioning
In vapour compression cycle, the condition of refrigerant is saturated liquid

Before passing through the condenser

After passing through the expansion throttle valve

After passing through the condenser

Before entering the expansion valve

Before passing through the condenser

After passing through the expansion throttle valve

After passing through the condenser

Before entering the expansion valve

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Refrigeration and Air Conditioning
Dry bulb temperature is the temperature of air recorded by a thermometer, when

Its bulb is surrounded by a wet cloth exposed to the air

It is not affected by the moisture present in the air

The moisture present in it begins to condense

None of the listed here

Its bulb is surrounded by a wet cloth exposed to the air

It is not affected by the moisture present in the air

The moisture present in it begins to condense

None of the listed here

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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning For proper refrigeration in a cabinet, if the temperature and vapour pressure difference between cabinet and atmosphere is high, then

Refrigeration and Air Conditioning In a vapour compression system, the condition of refrigerant before entering the expansion or throttle valve is

Refrigeration and Air Conditioning The wet bulb temperature during sensible heating of air

Refrigeration and Air Conditioning The Freon group of refrigerants are

Refrigeration and Air Conditioning In vapour compression cycle, the condition of refrigerant is saturated liquid

Refrigeration and Air Conditioning Dry bulb temperature is the temperature of air recorded by a thermometer, when

Refrigeration and Air Conditioning
For proper refrigeration in a cabinet, if the temperature and vapour pressure difference between cabinet and atmosphere is high, then

Refrigeration and Air Conditioning
In a vapour compression system, the condition of refrigerant before entering the expansion or throttle valve is

Refrigeration and Air Conditioning
The wet bulb temperature during sensible heating of air

Refrigeration and Air Conditioning
The Freon group of refrigerants are

Refrigeration and Air Conditioning
In vapour compression cycle, the condition of refrigerant is saturated liquid

Refrigeration and Air Conditioning
Dry bulb temperature is the temperature of air recorded by a thermometer, when