Science, asked by akhileshgurjar808, 3 months ago

एक उत्तल लेंस की फोकस दूरी 40 सेंटीमीटर है लेंस की क्षमता की गणना कीजिए

Answers

Answered by rukmaneegupta593

6

Answer:

P=100cm÷f

P=100÷40

P= -2.5D

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