Biology, asked by vanajabanka, 5 hours ago

doctor advise you to use the 2d lense what is its focal length​

Answers

Answered by yug632
0

Answer:

Focal length = 1/power =1/2 = 0.5m. = 50cm.

Answered by XxSunnyxX
0

Answer:

IDK

Explanation:

Intresting question

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