Chapter 3 PSYCHROMETRY MCQs 10 min Score: 0 Attempted: 0/10 Subscribe 1. . Psychrometry deals with the study of _______. (A) Solids (B) Metals (C) Moist Air (D) RefrigerantsShow All Answers 2. . Atmospheric Pressure at sea level is _______. (A) 14.7 psi (B) 29.92â Hg (C) 1.01325 bar (D) All of theseShow All Answers 3. . Nitrogen in the atmosphere by volume is ________. (A) 78 % (B) 48% (C) 28% (D) 0.8%Show All Answers 4. . The pressure of a perfect gas is inversely proportional to its volume. (A) Boyleâs Law (B) Charlesâs Law (C) Newtonâs Law (D) Dalton LawShow All Answers 5. . The mass of water vapors in 1 kg of Dry Air is ________. (A) Specific Humidity (B) Absolute Humidity (C) Relative Humidity (D) EnthalpyShow All Answers 6. . The mass of water vapors in 1 mÂł of Dry Air is ________. (A) Specific Humidity (B) Absolute Humidity (C) Relative Humidity (D) EnthalpyShow All Answers 7. . The temperature at which water vapors in the moist air begins to condense is ________. (A) Dry Bulb (B) Wet Bulb (C) Dew Point (D) Depression PointShow All Answers 8. . Mass per unit Volume is ________. (A) Enthalpy (B) Specific Weight (C) Specific Volume (D) DensityShow All Answers 9. . Volume per unit mass is ________. (A) Enthalpy (B) Specific Weight (C) Specific Volume (D) DensityShow All Answers 10. . The instrument used to find the Dry Bulb and Wet Bulb Temperature is _______. (A) Barometer (B) Psychrometer (C) Hygrometer (D) AVO meterShow All Answers
