Q. Partial pressure equals vapour pressure if it is___________

View solution

Q. De-humidification is done in

View solution

Q. The humidity is represented in

View solution

Q. For an air(A)-water vapour(B) mixture, the partial pressure of the air is 5 pa and the total pressure of the system is 15 pa. The molal absolute humidity is

View solution

Q. By differencing the temperature, heat added or removed is

View solution

Q. Mass absolute humidity is

View solution

Q. For an air(A)-water vapour(B) mixture, the partial pressure of the air is 5 pa and the total pressure of the system is 15 pa. The absolute humidity in mass of air/mass of water vapour is

View solution

Q. In an operation, the enthalpy is similar throughout the initial and final condition such operation is

View solution

Q. At the gas temperature, the liquid is in equilibrium with vapour for ____________

View solution

Q. In humidification the gas is ____________ in the liquid for the mass transfer to take part.

View solution

Q. Humidification is a

View solution

Q. The higher difference in pressure inside the tray tower cause

View solution

Q. For a better stage efficiency, must have large interfacial surface and low mass transfer co-efficient.

View solution

Q. Find the process where an agitated vessel is required.

View solution

Q. Guess the interfacial area of a bubble with a gas volume of 2.5 x10⁻³ cubic meters and diameter of 0.125 cm.

View solution

Q. If the relative velocity of the gas and liquid inside the bubble column of cross sectional area 0.2 meters with gas holdup of 0.736 is 3.6 meters square per second. The expected slip velocity is

View solution

Q. In a Bubble column, if the velocity of the gas is low, then the bubble diameter is equals to______

View solution

Q. Guess the diameter of the bubble for an air-water system in a sparged vessel with gas holdup of 0.1 and liquid flow rate of 0.15 meters per second.

View solution

Q. In sparged vessel of area 50 cm and a gas holdup of 3 cubic meters per cubic meters, the flow rate of the gas is 5 cubic meters per second. The value of true gas velocity in meters per second is

View solution

Q. In a Sparged vessel of area 50 cm, the flow rate of the gas is 2 cubic meters per second then the value of superficial gas velocity in meters per second is

View solution