Physics, asked by vijayashashidhar, 5 months ago

A lens has a focal length of -10 cm. what is the power of the lens?

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Answers

Answered by MoonxDust
2

Answer:

Answer: 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.

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