Physics, asked by farzanapathan899, 10 months ago

a person needs a lens of power -4.5 diopter a) he is suffering from which sightedness b) what is the focal length of the lens used to overcome the problem c) what are the properties of the lens used

Answers

Answered by adityasriram701

1

Answer:

a . Myopia

b. 2 / 9

c . diverging , forms virtual & erect .

Explanation:

f = 1 / P

f = 1 / 4.5

f = 2 / 9 .

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