Multiple choice

Short-sightedness can be corrected by

  1. concave-convex lens

  2. concave lens

  3. convex lens

  4. convex-concave lens
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Short-sightedness can be corrected by a concave lens. It spreads the light out before it reaches the convex lens in the eye, thereby letting the image focus directly on the retina.

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