Science, asked by ashishsahu9584, 4 months ago

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

Answers

Answered by luckytantway0101

1

Answer:

2.5D

Explanation:

(p)=1/f

(p)=1/0.4m

(p)=10/4

(p)=2.5D

Answered by harshitaagrawal3

2

Answer:

answer is 2.5D............

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