b) R = 2f is the right answer.
If R is the radius of curvature of a spherical mirror and f is its focal length then:
a) R = f
b) R = 2f
c) R = f/2
d) R = 3f
a) R = f
b) R = 2f
c) R = f/2
d) R = 3f
If R is the radius of curvature of a spherical mirror and f is its focal length then:
a) R = f
b) R = 2f
c) R = f/2
d) R = 3f
a) R = f
b) R = 2f
c) R = f/2
d) R = 3f