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  • Which of the following optical devices is used in solar c...
Multiple choice

Which of the following optical devices is used in solar cooker?

  1. Convex mirror

  2. Concave mirror

  3. Plane mirror

  4. Concave lens

  5. Convex lens

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

Concave mirror is used in reflector-type solar cooker to converge sun rays towards the vessel to be heated.

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