Physics, asked by renabukkawar08, 1 month ago

57. The power of convex lens with focal length 40 cm is a) 3.5 D b) 1.5 D c) 5.2 D d) 2.5 D

Answers

Answered by dineshhasrajani

0

Answer:

P=1/f

100/40=2.5D..power is inverse proportion to focal length

Answered by swapankrdeyrama223b

0

Answer:

Option D is my answer

option D

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