Physics, asked by rp095838, 2 months ago

Power of lens is -4.0D . find focal length

Answers

Answered by ramdharme829rd

1

Answer:

3425

Explanation:

I hope you are interested in this answer

Answered by AdityaVishwakarma02

1

Answer:

Given

power = -4.0D

power = 1/focal length

-4 = 1/focal length

focal length = -1/4 metre

focal length = -1/4×100

focal length = -100/4

focal length = - 25cm

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