Question

Define the power of combination of lenses?

Answer 1

When a number of thin lenses are placed in contact with one another, the power of the combination is equal to algebraic sum of the powers of individual lenses.

Answer 2

Hii dude

here is your answer

If a number of lenses are placed in close contact, then the power of the combination of lenses is equal to the algebraic sum of the powes of individual lenses..


P=p1+p2.......


hope this information is sufficient for you and it helps you....