Physics, asked by VinayTrivedi, 1 year ago

two thin lenses of power + 3.52 and -2.5 are placed in contact find the power of focal length of combination length

Answers

Answered by PGBRS

1

1/p =1/p1 + 1/p2
=1/3.52-1/2.5
= -8.63 D

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