The sensible heat factor during cooling and dehumidification process is given by (where h₁ = Enthalpy of air entering the cooling coil, h₂ = Enthalpy of air leaving the cooling coil, and hA = Enthalpy of air at the end of dehumidification process)

Refrigeration and Air Conditioning
The sensible heat factor during cooling and dehumidification process is given by (where h₁ = Enthalpy of air entering the cooling coil, h₂ = Enthalpy of air leaving the cooling coil, and hA = Enthalpy of air at the end of dehumidification process)

(h1 - h2)/ (hA - h2)

(hA - h1)/ (h2 - h1)

(hA - h2)/ (h1 - h2)

(h2 - hA)/ (h1 - h2)

(h1 - h2)/ (hA - h2)

(hA - h1)/ (h2 - h1)

(hA - h2)/ (h1 - h2)

(h2 - hA)/ (h1 - h2)

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Refrigeration and Air Conditioning
Reducing suction pressure in refrigeration cycle

Lowers evaporation temperature

Lowers compressor capacity because vapour is lighter

Increases power required per ton of refrigeration

All of these

Lowers evaporation temperature

Lowers compressor capacity because vapour is lighter

Increases power required per ton of refrigeration

All of these

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Refrigeration and Air Conditioning
The vertical and uniformly spaced lines on a psychrometric chart indicates

Dew point temperature

Dry bulb temperature

Wet bulb temperature

Specific humidity

Dew point temperature

Dry bulb temperature

Wet bulb temperature

Specific humidity

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Refrigeration and Air Conditioning
The capillary tube, as an expansion device, is used in

All of these

Domestic refrigerators

Water coolers

Room air conditioners

All of these

Domestic refrigerators

Water coolers

Room air conditioners

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Refrigeration and Air Conditioning
In vapour compression cycle the condition off refrigerant is dry saturated vapour

Before passing through the condenser

Before entering the compressor

After passing through the condenser

After passing through the expansion or throttle valve

Before passing through the condenser

Before entering the compressor

After passing through the condenser

After passing through the expansion or throttle valve

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Refrigeration and Air Conditioning
The desirable property of a refrigerant is

High latent heat of vaporisation

Low boiling point

All of these

High critical temperature

High latent heat of vaporisation

Low boiling point

All of these

High critical temperature

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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning The sensible heat factor during cooling and dehumidification process is given by (where h₁ = Enthalpy of air entering the cooling coil, h₂ = Enthalpy of air leaving the cooling coil, and hA = Enthalpy of air at the end of dehumidification process)

Refrigeration and Air Conditioning Reducing suction pressure in refrigeration cycle

Refrigeration and Air Conditioning The vertical and uniformly spaced lines on a psychrometric chart indicates

Refrigeration and Air Conditioning The capillary tube, as an expansion device, is used in

Refrigeration and Air Conditioning In vapour compression cycle the condition off refrigerant is dry saturated vapour

Refrigeration and Air Conditioning The desirable property of a refrigerant is

Refrigeration and Air Conditioning
The sensible heat factor during cooling and dehumidification process is given by (where h₁ = Enthalpy of air entering the cooling coil, h₂ = Enthalpy of air leaving the cooling coil, and hA = Enthalpy of air at the end of dehumidification process)

Refrigeration and Air Conditioning
Reducing suction pressure in refrigeration cycle

Refrigeration and Air Conditioning
The vertical and uniformly spaced lines on a psychrometric chart indicates

Refrigeration and Air Conditioning
The capillary tube, as an expansion device, is used in

Refrigeration and Air Conditioning
In vapour compression cycle the condition off refrigerant is dry saturated vapour

Refrigeration and Air Conditioning
The desirable property of a refrigerant is