Question

Select the most appropriate word from the given box and fill in the following blanks.

refracted diameter converging power convex small concave dioptre diverging focal length two aperture

The degree of convergence or divergence of light rays is a measure of ______ of the lens.

Answer 1

The degree of convergence or divergence of light rays is a measure of power of the lens.

Explanation:

The power of a lens measures its ability to bend or diverge rays of light falling on it; higher power corresponds to greater bending.