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  • Which of the following is used in periscopes?
Multiple choice

Which of the following is used in periscopes?

  1. Concave mirror

  2. Convex lens

  3. Plane mirror

  4. Cylindrical lens

  5. Planoconvex lens

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Plane mirror is used in a periscope. Periscope works using the laws of reflection. It is used in submarines.

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