Rays parallel to the principal axis of a concave or convex mirror meet or appear to come from which point?

Centre of curvature

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Pole

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Focus

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At a point in the middle of the centre of curvature and focus

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Solution

The correct option is C
Focus

Rays parallel to principal axis converge and meet at the focus or diverge and appear to come from focus in case of spherical mirrors.
Note: $P A = \frac{1}{2} P B$

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Similar questions

Q. (a) What is meant by (i) principal focus of a convex mirror, and (ii) focal length of a convex mirror?
(b) Draw diagram to show the action of convex mirror on a beam of parallel light rays. Mark on this diagram principal axis, focus F, centre of curvature C, pole P and focal length f, of the convex mirror.

Q. In the case of a mirror, match the items in column A with those in column B.
A B
1. Centre of curvature (a) centre of the mirror
2. Focus (b) centre of the sphere of which the mirror is a part
3. Radius of curvature (c) point through which all the incident rays parallel to principal axis pass after reflection
4. Principal axis (d) line joining the pole and focus
5. Pole (e) distance between pole and centre of curvature

Q. A ray of light is incident on a concave mirror. It is parallel to the principal axis and its height from principal axis is equal to the focal length of the mirror. The ratio is the distance of point B to the distance of the focus from the centre of curvature is :

(AB is the reflected ray).

Explain with a suitable diagram, how a concave mirror converges a parallel beam of light rays. Mark clearly the pole, focus and centre of curvature of concave mirror in this diagram.

Q. State whether true or false :

The principal focus of a spherical mirror lie midway between the pole and centre of curvature.

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Rays parallel to the principal axis of a concave or convex mirror meet or appear to come from which point?

The correct option is C Focus Rays parallel to principal axis converge and meet at the focus or diverge and appear to come from focus in case of spherical mirrors. Note: PA=12PB

The correct option is C
Focus

Rays parallel to principal axis converge and meet at the focus or diverge and appear to come from focus in case of spherical mirrors.
Note: $P A = \frac{1}{2} P B$