Science, asked by amarkokode999, 6 months ago

एक उततल लेस की फोकस दूरी 40 से. मी है लेस की क्षमता की गणना कीजीए

Answers

Answered by Patelkumar

1

Answer:

Diopter of lense = 1/focal length = 1/40 D

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