Question

What is the relation between the focal length and radius of
curvature of a spherical mirror (concave mirror
or convex mirror) ? Calculate the focal length of a spherical mirror
whose radius of curvature is 25 cm
​

Answer 1

Answer:

Explanation:

R=2F

here

R=-25

THEN F=12.5

Answer 2

Answer:

12.5 cm

Explanation:

R=2f

F=R/2

=25/2

=12.5cm

hope it helps