Physics, asked by satya6727, 11 months ago

Power of convex lens of focal length 200 cm is

Answers

Answered by jivikakhanna980

4

Answer:

200 cm = 2 m.

Power = 1/f

where f is the focal length in metres.

Since f=2,

P = 1/2

= > P = 0.5 D

The power is positive.

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