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

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

(h2 - hA)/ (h1 - h2)

(hA - h2)/ (h1 - h2)

(h1 - h2)/ (hA - h2)

(hA - h1)/ (h2 - h1)

(h2 - hA)/ (h1 - h2)

(hA - h2)/ (h1 - h2)

(h1 - h2)/ (hA - h2)

(hA - h1)/ (h2 - h1)

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Refrigeration and Air Conditioning
The alignment circle is marked on the psychrometric chart at

20°C DBT and 60% RH

26°C DBT and 60% RH

20°C DBT and 50% RH

26°C DBT and 50% RH

20°C DBT and 60% RH

26°C DBT and 60% RH

20°C DBT and 50% RH

26°C DBT and 50% RH

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Refrigeration and Air Conditioning
In a lithium bromide absorption refrigeration system

None of these

Ammonia is used as a refrigerant and lithium bromide as an absorbent

Water is used as a refrigerant and lithium bromide as an absorbent

Lithium bromide is used as a refrigerant and water as an absorbent

None of these

Ammonia is used as a refrigerant and lithium bromide as an absorbent

Water is used as a refrigerant and lithium bromide as an absorbent

Lithium bromide is used as a refrigerant and water as an absorbent

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Refrigeration and Air Conditioning
The index which correlates the combined effects of air temperature, relative humidity and air velocity on the human body, is known as

Effective temperature

Mean radiant temperature

None of the listed here

Dew point temperature

Effective temperature

Mean radiant temperature

None of the listed here

Dew point temperature

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Refrigeration and Air Conditioning
The Freon group of refrigerants are

Inorganic refrigerants

Zoetrope refrigerants

Hydrocarbon refrigerants

Halocarbon refrigerants

Inorganic refrigerants

Zoetrope refrigerants

Hydrocarbon refrigerants

Halocarbon refrigerants

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Refrigeration and Air Conditioning
A refrigeration system

Removes heat from a high temperature body and delivers it to a low temperature body

Rejects energy to a low temperature body

Removes heat from a low temperature body and delivers it to a high temperature body

None of the listed here

Removes heat from a high temperature body and delivers it to a low temperature body

Rejects energy to a low temperature body

Removes heat from a low temperature body and delivers it to a high temperature body

None of the listed here

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Refrigeration and Air Conditioning

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

Refrigeration and Air Conditioning The alignment circle is marked on the psychrometric chart at

Refrigeration and Air Conditioning In a lithium bromide absorption refrigeration system

Refrigeration and Air Conditioning The index which correlates the combined effects of air temperature, relative humidity and air velocity on the human body, is known as

Refrigeration and Air Conditioning The Freon group of refrigerants are

Refrigeration and Air Conditioning A refrigeration system

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

Refrigeration and Air Conditioning
The alignment circle is marked on the psychrometric chart at

Refrigeration and Air Conditioning
In a lithium bromide absorption refrigeration system

Refrigeration and Air Conditioning
The index which correlates the combined effects of air temperature, relative humidity and air velocity on the human body, is known as

Refrigeration and Air Conditioning
The Freon group of refrigerants are

Refrigeration and Air Conditioning
A refrigeration system