pls ans it fast...
formula of focal length of lens and mirror ..??
Answers
Answered by
1
1/v - 1/u = 1/f. (lens)
1/v + 1/u = 1/f. (mirror)
1/v + 1/u = 1/f. (mirror)
Earth9:
thanku
ok
Answered by
1
formula of mirror
1/f=1/v+1/u
1/f=u+v/uv
uv/f=u+v
f=uv/u+v
formula of lens
1/f=1/v-1/u
1/f=u-v/uv
uv/f=u-v
f=uv/u-v
hope it helps you
1/f=1/v+1/u
1/f=u+v/uv
uv/f=u+v
f=uv/u+v
formula of lens
1/f=1/v-1/u
1/f=u-v/uv
uv/f=u-v
f=uv/u-v
hope it helps you
thanx a lot
most welcome
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