Question

Define the following regarding reflection of light from curved lenses i) Principal Focus ii) Pole iii) Center of curvature

Answer 1

Answer:

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Answer 2

Answer:

pricipal focus :Also called: principal focus, focus. the point on the axis of a lens or mirror to which parallel rays of light converge or from which they appear to diverge after refraction or reflection.

pole:The centre of the reflecting surface of a spherical mirror. It lies on the surface of the mirror. The pole is usually represented by the letter P

center of curvature: Centre of curvature is the centre of the sphere of which the spherical mirror is a part

Explanation:

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