Q. Quantity of fresh air required for a man is

  • (A) 1000 cubic feet of air for every 10 minutes
  • (B) 1000 cubic feet of air for every 10 2nd s
  • (C) 1000 cubic feet of air for every 20 2nd s
  • (D) 1000 cubic feet of air for every 20 minutes
✅ Correct Answer: (D) 1000 cubic feet of air for every 20 minutes

Published by Ram Sharma ⭐ 193.88K Points at 25-Apr-2022 08:04 pm in General Awareness

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