📊 Mass Transfer
Q. If xD = overhead product molal composition and RD = reflux ratio, then slope and intercept of the operating line for rectifying section are respectively
  • (A) [xD/(RD + 1)], [RD/(RD + 1)]
  • (B) [RD/(RD + 1)], [xD/(xD + 1)]
  • (C) [xD/(RD + 1)], [(RD + 1)/RD]
  • (D) None of these
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✅ Correct Answer: (B) [RD/(RD + 1)], [xD/(xD + 1)]

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