Q. A periscope is mainly used to:

  • (A) View distant stars
  • (B) View objects above sea level from a submarine
  • (C) Measure rainfall
  • (D) Measure pressure
✅ Correct Answer: (B) View objects above sea level from a submarine
Explanation: A periscope allows submarines to view objects above the water surface.

Published by Mr. Dubey ⭐ 111.42K Points at 04-Aug-2026 06:49 am in General Awareness

Explanation by: Mr. Dubey
A periscope allows submarines to view objects above the water surface.

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