Question

if focal length=0.1,Power=?

Answer 1

The power of lens is resipocal of the focal length with measured in metres .

The unit is dioptre.

Answer 2

Here is your ans dear ☺
power - 1 /f
focal length = 0.1
now put the value of f in the above formula
P = 1/0 .1
so P = 10 D.
hope it helps!!!
mark brainliest..