Physics, asked by abishekchhetri109, 3 days ago

define focus with ray diagram for a concave lens?

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Answered by DARKIMPERIAL

Answer:

Principal focus is a point on the principal axis of a concave lens, where parallel beam of light rays travelling parallel to principal axis, after passing through the concave lens the refracted rays diverge appear to come from one point.

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define focus with ray diagram for a concave lens?​

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define focus with ray diagram for a concave lens?