Science, asked by tanishsingh5771, 1 year ago

Q. Focal length of concave lens is 50cm find its power?

Answers

Answered by Amritasoni

1

Power= 1/f = 1/50 = 0.02D.

Answered by Barbie615

2

Hello friend
Here's the answer
- 2 cm

Barbie615: Oh sorry that's -2D

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