Science, asked by kamalu89, 1 month ago

एक लैंस की क्षमता -4.5D है, इस लैंस की फोकस दूरी क्या होगी​

Answers

Answered by subhiconfzd
0

Answer:

0.22

Explanation:

p=1/f in metre

p=1/4.5

p=

10/45

p=2/9

p=0.22m

Answered by daksh20091234
0

Answer:

power=-4.5D

we know-power=1/focal length

-4.5=1/fl

fl=1/4.5

fl=0.2

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