what is formula to find focal length
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3
hey....!!
formula F = uv/(u+v).
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hope it's help u if u like the answer mark as a brain list ...!!
formula F = uv/(u+v).
@@@@@@@@@@@@@@@
hope it's help u if u like the answer mark as a brain list ...!!
Answered by
2
(1/v) + (1/u) = (1/f)
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