Q. What is the principle of life jacket?

  • (A) It provide oxygen to the drowning person.
  • (B) It increase persons volume to help him float.
  • (C) It decreases persons volume to help him float.
  • (D) A persons can sit on it
✅ Correct Answer: (B) It increase persons volume to help him float.

Published by Mr. Dubey ⭐ 111.54K Points at 27-Jun-2021 12:33 am in General Awareness

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