Air enters a humidifier at 20.25 C and 30% RH. The air is at a constant pressure of 101.325 kPa. If the air leaves the humidifier at 80% RH, what is: The exit dry-bulb temperature of the air in C The saturation effectiveness in % of the humidifier

Q: The warmer the air, the lower the saturation mixing ratio. , Not Selected the higher its humidity…

A: Given: The warmer the air To find: Correct option

Q: The moisture removed from a material is 200 lb/hr and change of humidity ratio in dryer is 0.015.…

A: moisture removed=200lb/hr

Q: Two cylinders of refrigerant have the pressure of 50 psig and 110 psig.  A technician decides…

A: Two cylinders of refrigerant have pressures of 50 psig and 110 psig. The technician wants to combine…

Q: The air, supplied at the rate of 249.57 gal per second to refrigerated coil, has a saturation…

A: Answer: Given data Supply rate of air = 249.57 gal/sec Saturation humidity = 280 Rh = 13.5%

Q: How does the air flow rate (controlled by the orifice differential pressure) affect the make  up…

A: This is due to the process of evaporation. Even in the controlled atmosphere a small amount of water…

Q: Air at a dry bulb temperature of 80 ° C and RH 8% is passed over the cooling coil so that the air…

A: T1=Air at a Dry Bulb Temperature=80°CR.H=Relative Humidity= 8 % T2=Air dry boal temperature…

Q: The results of air temperature measurement obtained a dry bulb temperature of 48˚C and a wet bulb…

A: Dry bulb temperature of Air, =48oC Wet bulb temperature of air, =31oC

Q: Calculate the specific volume, specific enthalpy, and specific internal energy of wet at 18 bar,…

A: Given Data: Pressure, P=18 bar Dryness fraction, x=0.9

Q: As moist air in a closed, rigid tank is cooled without condensation occurring, the specific volume…

A: Because the mass of the system in the case of a rigid tank remains constant without any mass…

Q: Air at a dry ball temperature of 90 danC and 4% RH is passed over the cooling coil so that the air…

A: Given data as per the question Dry  bulb temperature of air =900 c Relative humidity =4%  dry bulb…

Q: The amount of water carried by air in a cooling tower is 15 lb/min. The change in humidity ratio in…

A:

Q: Using a psychrometric diagram, illustrate the heating and humidifier process from the following…

A: Initial condition of air, =40oC dry buld and 30% RH Final condition of air, =90oC dry bulb and 25%…

Q: 3. A soda can was brought in from refrigerator where the temperature was 4°C and left on the kitchen…

A: To check: Will condensation occur? Given: The temperature of the soda can is Tc=4°C. The dry bulb…

Q: which humidity would have a lower terminal velocity, 5% 0r 80%?

A: Terminal velocity is defined as the maximum velocity of the object when it falls through a…