Question

what is the power of combination of lenses​

Answer 1

Explanation:

Power of combination of lenses : The focal length of the combination of two lenses placed in contact is given by the relation. Thus the power of combination of lenses is the algebraic sum of the powers of individual lenses.

Answer 2

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....