Physics, asked by sachintanotra, 1 year ago

what is the focal length of lens if its power is -5D.

Answers

Answered by Anonymous

3

f=1/p

f= (-1/5)

f= (- 0.2)

HOPE IT HELPS YOU

Answered by nishant3554

1

P=1/f
f=1/-5
f=-0.2m
focal length of lens is 0.2 m

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