the power of a lens is - 2D what will be its focal length
Answers
Answered by
3
Power of lens = 100/f (in cm)
=> -2 = 100/f (in cm)
f = 100/ -2
f = - 50 cm
Hope it helps you and mark it as the brainliest answer.
=> -2 = 100/f (in cm)
f = 100/ -2
f = - 50 cm
Hope it helps you and mark it as the brainliest answer.
Similar questions