Physics, asked by saiprathumnan35, 9 months ago

What is the focal length of a lens having power – 4 D? plzz answer asap

Answers

Answered by saba12363
0

Answer:

p=100/f (in cm)

here

power. is 4

4=100/f

f=100/4

f=25 cm

Answered by kiara023
1

Answer:

-0.25 m is the ans

Explanation:

power=1/focal length

so,1/-4

=0.25m

I hope this ans helps you understand

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