Physics, asked by ramanachitla1, 3 months ago

a person suffering from myopia , uses a lens whose focal length is -4cm a)(-) sign indicates bi-focal lens b) (-) sign indicates bi -convex lens c) (-) sign indicates bi -concave lens d)a&b

Answers

Answered by raghubabupakala555

1

Answer:

I think Option (c).....

Explanation:

(-) Sign indicates Bi-concave lens

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