Physics, asked by roshni2399, 8 months ago

the
focal length of a convex lens is
25 cm
Express its power
with sic
sign​

Answers

Answered by pradnyapurohit13
0

Explanation:

Power is expressed as the inverse of focal length, where a focal length of 1 meter is equal to one diopter. So a 25 cm. focal length (0.25 meters) has a power of 4 diopters.

hope it helps!

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