Physics, asked by sowmya12604, 2 months ago

Two lenses of power 6 D and -2 D are placed in contact. Find the power and focal length

of combination.

a) 8 D and 8 cm b) 4 D and 25 cm c) 8 D and 25 cm d) a) -4 D and -25 cm

Answers

Answered by abhignavardhan

0

Answer:

b

Explanation:

by th formula of power of lens

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