Science, asked by lokeshsingh57495, 11 months ago

(ङ) एक उत्तल लेंस की फोकस दूरी 20 सेमी है। लेंस
की क्षमता है-
(i) +2D (ii)-2D (iii) +5D (iv) -5D

Answers

Answered by Anonymous

2

Answer:

(iv) -5D

Explanation:

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