Science, asked by sheelasavanur418, 2 months ago

a doctor prescribes a corrective lens of power -5D to a person. the focal length of lens and type is

Answers

Answered by ankitsahu032004

7

Explanation:

as the power of the lens is negative it means focal length will also be negative so the lens will be concave..

now you should remember the formula P = 1/F(in m)

show the focal length will be 0.2 m

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