Related Questions

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
For unsaturated air, the dew point temperature is __________ wet bulb temperature.
A Equal to
B Less than
C More than
D None of these
Point A is 10 miles West of Point B. Point b is 30 miles North of pint C. Point C is 20 miles East of Point D. What is the distance (in miles) between Point A and Point D?
A 1010
B 1020
C 2010
D 3010
Point A is 10 km west of point B. Point B is 30 km north of point C. Point C is 20 km east of point D. What is the distance between point A and D?
A 1020Km
B 1010Km
C 2010Km
D 3010Km
Dew point of an air-water vapor mixture
A Decreases with decrease in pressure
B At constant humidity & total pressure is fixed
C Corresponding to any point on the humidity chart is obtained by projecting a line through this point parallel to the temperature axis and to the saturation curve
D All of the above
Dew point of a gas-vapour mixture
A Increases with temperature rise
B Decreases with temperature rise
C Decreases with decrease in pressure
D Increases with increase in pressure
In case of an unsaturated mixture of gas and vapor, the percentage saturation is __________ its relative saturation.
A Lower than
B Higher than
C Equal to
D Either A or B, depends on the mixture composition
Steady state temperature reached by a small amount of liquid evaporating into a large amount of unsaturated vapour-gas mixture is called the __________ temperature.
A Dry-bulb
B Wet-bulb
C Dew point
D Adiabatic saturation
__________ temperature is the steady state temperature attained by a small amount of liquid evaporating into a large quantity of unsaturated gas-vapor mixture.
A Dry bulb
B Wet bulb
C Dew point
D None of these
Ponchon Savarit method is based on the use of enthalpy concentration diagram, which contains the bubble point curve (saturated liquid curve), dew point curve (saturated vapour curve) and equilibrium tie lines. As compared to McCabe-Thiele's method, this method
A Is more accurate in finding the number of equilibrium stages
B Accounts for the enthalpy changes in the process
C Facilitates direct calculation of heat load on reboiler & condenser from, the diagram used in this method
D All of the above

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