Science, asked by evilbraken, 1 year ago

what is focal length of convex lens​

Answers

Answered by drushasangwan
1

The f of convex lens is positive

It can be calculated by using lens formula


lklklklklklk: how
drushasangwan: By sign convention
Answered by shavolinsureshmessi1
3

the focal length of a convex lens is always positive

you can find the focal length using

f=1/p. or. 1/f=1/v-1/u

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