Physics, asked by insha3353, 1 month ago

Find the power of a concave lens of focal length 2m?

Answers

Answered by rishikasrivastav88

Explanation:

The given focal length of the concave lens is f = -2 m. It is negative because a concave lens always has a negative focal length. The unit of power is dioptre (D) and 1D = 1m-1. Therefore, the correct answer for the given question is option (D).

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Find the power of a concave lens of focal length 2m?​

Answers

Find the power of a concave lens of focal length 2m?