Science, asked by Krishna9253, 1 year ago

two lenses of power +4d and-2D are adjusted together in contract. determine the power of combined lenses and its nature

Answers

Answered by angapalisarkar

0

P = P1 +P2 = 4+(-2) = +2D

AS POWER IS POSITIVE THE COMBINED LENS WILL ACT AS CONVEX LENS

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