Related Questions

The wet bulb temperature is lower in dry air than in wet air at the same temperature. A dry bulb thermometer registers a higher temperature than a wet bulb thermometer except at __________ percent relative humidity.
A 0
B 100
C 50
D None of these
When the air is passed through an insulated chamber having sprays of water maintained at a temperature higher than the dew point temperature of entering air but lower than its dry bulb temperature, then the air is said to be
A Cooled and humidified
B Cooled and dehumidified
C Heated and humidified
D Heated and dehumidified
When water is sprayed on air, passing through an insulated chamber maintained at a temperature higher than the dew point of entering air but lower than its dry bulb temperature, then the air is
A Cooled and dehumified
B Heated and humidified
C Cooled and humidified
D Heated and dehumidified
As relative humidity decreases, the dew point temperature will be ________ wet bulb temperature.
A Same as
B Lower than
C Higher than
D None of these
With increase in absolute humidity, the dew point of an unsaturated mixture of air and water vapor (at constant pressure and temperature)
A Increases
B Remains unchanged
C Decreases
D Decreases linearly
The difference of wet bulb temperature and adiabatic saturation temperature of unsaturated mixture of any system is
A +ve
B -ve
C Zero
D None of these
The dew point of an unsaturated gas-vapor mixture does not depend upon the __________ of the mixture.
A Composition
B Temperature
C Total pressure
D All of the above
Dry bulb temperature of the gas is __________ the wet bulb temperature.
A Less than
B More than
C Equal to
D None of these
Dry bulb temperature of unsaturated air is more than its __________ temperature.
A Dew point
B Wet bulb
C Both A & B
D Neither A nor B
The difference between dry bulb temperature and wet bulb temperature, is called
A Dry bulb depression
B Wet bulb depression
C Dew point depression
D Degree of saturation

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