Chapter 4 FORMATION AND PROPERTIES OF STEAM MCQs 7 min Score: 0 Attempted: 0/7 Subscribe 1. When the pressure of steam increases then (A) Temperature increase (B) Temperature decrease (C) Unchanged (D) None of theseShow All Answers 2. The critical pressure of steam is (A) 280.2 bar (B) 221.2 bar (C) 320.2 bar (D) 350.2 barShow All Answers 3. Dryness fraction for dry saturated steam is (A) 1/2 (B) 1 (C) 2 (D) 1.4Show All Answers 4. The amount of heat absorbed by 1 Kg of water when heated at a constant pressure from the freezing point (0°C) to the temperature of the formation of steam is called (A) Heat of vaporization (B) Latent heat (C) Sensible heat (D) Specific heatShow All Answers 5. Steam formed on the surface of water is … steam (A) Wet steam (B) Dry steam (C) Both a and b (D) Superheated steamShow All Answers 6. The volume of 1 Kg of superheated steam is always … than that of dry saturated steam at the same pressure (A) Same (B) Greater (C) Less (D) None of theseShow All Answers 7. The critical temperature of steam is (A) 400°C (B) 300°C (C) 374.15°C (D) 500°CShow All Answers
