in an experiment to measure the focal length of an equiconvex lens following measurements where made you equals to 0.3 CM
Answers
Answered by
1
hey mate...
here is ur answer.
Focal length of a lens is given by:
1/f = (u-1) (1/r1 + 1/r2)
by the iven information we have got
r1 = r2= f = r
1/r = (u -1) (1/r + 1/r)
or
u = 1/2 + 1
= 3/2
= 1.5
here is ur answer.
Focal length of a lens is given by:
1/f = (u-1) (1/r1 + 1/r2)
by the iven information we have got
r1 = r2= f = r
1/r = (u -1) (1/r + 1/r)
or
u = 1/2 + 1
= 3/2
= 1.5
Similar questions