What is the power of a convex mirror whose focal length is 25 cm?
Dear Student,
f = 25 cm => 0.25 m
Power of lens = 1/focal length
= 100/25
= + 4D
Hence, the power of the convex lens is + 4D.
Regards
f = 25 cm => 0.25 m
Power of lens = 1/focal length
= 100/25
= + 4D
Hence, the power of the convex lens is + 4D.
Regards