Q. Which of the following is the summation of volume of 1 Kg of dry air and the water vapor in the air?

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Q. What is the humid volume of the system at 100°F with humidity 20%?

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Q. What is the humid volume of the system at 200°F with humidity 40%?

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Q. What is the humid volume of the system at 150°F with humidity 50%?

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Q. What is the humid volume of the system at 300°F with humidity 30%?

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Q. Which of the following is the humidity chart?

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Q. Humidity chart relates which of the following balances?

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Q. In the humidity chart what does the horizontal axis represent?

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Q. Wet-bulb temperature is based on the equilibrium between rates of energy transfer to the bulb and which of the following?

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Q. To plot the web-bulb line one information is wet-bulb temperature, what can be the other information?

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Q. Which of the following is also called adiabatic cooling?

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Q. What is the humidity at the point of intersection of dew point curve and wet-bulb line?

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Q. What is the heat transferred from the system in humidification process?

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Q. What happens to water in the humidification process?

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Q. What is the temperature of the point of intersection of adiabatic cooling line and specific humid volume line?

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Q. What is the enthalpy change of the mixture if the enthalpy change of air is 10 J, enthalpy change of water vapor is 15 J, and the humidity is 40%?

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Q. What is the enthalpy change of 15°C system if the heat capacity of air at 20°C is 10 J/°C and heat capacity of water vapor at 20°C is 20 J/°C, enthalpy of vaporization is 20 J, and the humidity is 50%?

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Q. What is the enthalpy change of 10°C system if the heat capacity of air at 20°C is 5 J/°C and heat capacity of water vapor at 20°C is 15 J/°C, enthalpy of vaporization is 10 J, and the humidity is 40%?

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Q. What is the enthalpy change of 20°C system if the heat capacity of air at 25°C is 5 J/°C and heat capacity of water vapor at 25°C is 10 J/°C, enthalpy of vaporization is 10 J, and the humidity is 20%?

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Q. What is the enthalpy change of 30°C system if the heat capacity of air at 38°C is 5 J/°C and heat capacity of water vapor at 38°C is 10 J/°C, enthalpy of vaporization is 10 J, and the humidity is 60%?

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