(b) becomes parallel to the principal axis
Reason — A ray either incident from the focus (or converging at the focus), after reflection from a spherical mirror becomes parallel to the principal axis.
Question
A ray either incident from the focus (or converging at the focus), after reflection from a spherical mirror :(a) becomes perpendicular to the principal axis(b) becomes parallel to the principal axis(c) becomes normal to the focus(d) passes through the centre of curvature
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