Question

Identify the incorrect statement from the following
a. principal axis is the line passing through pole p and center of curvature c of a mirror.
b. principal focus of a concave mirror is a real point situated in the front of the mirror and of a convex mirror is a virtual point situated behind it.
c. linear magnification is positive for real image but negative for virtual image.
d. power of lens is defined as a measure of its degree of convergence or divergence of light rays incident on it.​

Answer 1

Explanation:

d. power of lens is defined as a measure of its degree of convergence or divergence of light rays incident on it.

Answer 2

Option d is correct.

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