SSC CGL 2023 Physics Optics Questions

Browse the question list for Optics in Physics, SSC CGL 2023.

2 questions · Page 1 of 1

SSC CGL2023PhysicsOptics

A

Convex lens

B

Concave lens

C

Cylindrical lens

D

Plano-convex lens

Answer and explanation

Correct Answer: B — Concave lens

Concave lenses are used to correct myopia because they diverge light rays before reaching the eye.

JEE MAIN2023PhysicsOptics

A

0°

B

45°

C

90°

D

180°

Answer and explanation

Correct Answer: B — 45°

The angle of reflection equals the angle of incidence.

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