If an incident ray passes through the focus, the reflected ray will(a) pass through the pole (b) be parallel to the principal axis (c) retraces its path (d) pass through the centre of curvature

(b) be parallel to the principal axis

Explanation

According to the rules for obtaining images in mirrors & lens, "A ray of light passing through the focus of a mirror or lens becomes parallel to the principal axis after reflection".

Following is the direction of the light ray after reflection:

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Updated on: 10-Oct-2022

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