Question

v) What is focal power or a sphe ical mirror or a lens?​

Answer 1

Explanation:

converging or diverging the ability of a lens of a mirror is defined as its focal power this implies the more power of any spherical mirror or a lens the converge or diverge light passes through them

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Answer 2

Answer:

Focal power of spherical lens can be defined as

Explanation:

it's ability to diverge or converge a ray of light .lt is expressed in terms of power p.The It's SI unit is diopter.