a) 25cm is the right answer.
If the focal length of a spherical mirror is 12.5cm less cm, its radius of curvature will be:
a) 25cm
b) 15cm
c) 20cm
d) 35cm
a) 25cm
b) 15cm
c) 20cm
d) 35cm
If the focal length of a spherical mirror is 12.5cm less cm, its radius of curvature will be:
a) 25cm
b) 15cm
c) 20cm
d) 35cm
a) 25cm
b) 15cm
c) 20cm
d) 35cm