Physics, asked by Amanbharti004, 10 months ago

if power of a lens is 2.5 then find focal length

Answers

Answered by rahul100100

1

Answer:

0.4

Explanation:

power = 2.5

focal length = 1/power

=1/2.5

=10/25

=2/5

= 0.4 Answer.

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