A ray passing through the principal focus of a concave mirror will, after reflection:

Question

A ray passing through the principal focus of a concave mirror will, after reflection: — Exam MCQ

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D. emerge parallel to the principal axis — The correct choice is emerge parallel to the principal axis. It follows from the laws of reflection/refraction and the standard image-formation properties of lenses, mirrors or optical systems.

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A. diverge away from the mirror

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B. converge at the pole

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C. reflect back through the centre of curvature

A ray passing through the principal focus of a concave mirror will, after reflection:

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