English, asked by muheenbashir, 5 months ago

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

Answers

Answered by vishesh421157

1

Answer:

what

What

What

What

What

Answered by singhvidisha682

0

Answer:

power is reciprocal of focal length

p=1/f

P=1/2

0.5 dioptre

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