ExamPlay Dark Logo
Hyni

JAMB - Physics (2025 - No. 2)

The power of a lens in diopters is
3f
\(\frac{1}{\text{f}}\)
2f
f

Shpjegimi

Lens power P = 1/f, where f is focal length in meters; unit is diopter.

Komentet (1)

Reklamim