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  • Which of the following is called the dark region of a sha...
Multiple choice

Which of the following is called the dark region of a shadow?

  1. Penumbra

  2. Umbra

  3. Total shadow

  4. Half shadow

  5. Dark patch

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

Umbra is the region of total darkness as no ray of light enters this region.

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