Question

If the incident ray is parallel to the principal axis, the reflected ray ​

Answer 1

Any incident ray traveling parallel to the principal axis on the way to the mirror will pass through the focal point upon reflection. Any incident ray passing through the focal point on the way to the mirror will travel parallel to the principal axis upon reflection.

Answer 2

Answer:

if the incident ray is parallel to principal axis reflected ray is also reflected in the same direction of that of incident Ray.

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