Physics, asked by ashapatel0822, 1 year ago

the power of the lens of spectacle is -0.5 dioptre , find the focal length of lens used in the spectacle.

Answers

Answered by suyash122

9

1/f=D
-0.5=1/f
f=1/-0.5
f= -2 m
please mark this as brainiest

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