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THE BOILERS AND PRESSURE VESSELS ORDINANCE, 2002 QUESTION #4011
Question 1
'Steam Quality' (Dryness Fraction) of $0.9$ means:
  • The steam is $100\%$ water
  • The steam contains $90\%$ dry steam and $10\%$ water droplets✔️
  • The steam is $90\%$ water
  • The steam is at $90~psi$
Correct Answer Explanation
Ideally, steam for turbines should be as dry as possible ($x \approx 1.0$).