Question

define the following terms related to spherical mirrors with the help of diagram:
1.centre of curvature.
2.principal focus.

Answer 1

2 ) -: it is a point on the principal axis at which the rays parallel to the principal axis meet after reflection

1)_: the centre of the sphere of which the mirror is a part is called the centre of curvature. It is denoted by C

Answer 2

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