Concave lens is also called as diverging lens. - Vidyadip

Question

Concave lens is also called as diverging lens.

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Answer

(i) When the rays of light parallel to the principal axis pass through a concave lens, they move away from other after refraction.
(ii) The refracted rays appear to meet at focus.
(iii) Since they appear diverging from focus and lens as well, the concave lens is called diverging lens.

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