Science, asked by sudhirssd1971, 3 months ago

Power of lens is -4d its focal length is_
please Ans with solution

Answers

Answered by sheetalchvn2

1

Answer:

ans is 0.25

Explanation:

p= -4

p=1/f

-4=1/f

f= 1/4

so f = 0.25

Answered by priyanshukumar301020

1

Answer:

mark me brain list ans

Explanation:

p=1/f

so f=1/p

put p=-4d in f=1/p

f=1/-4d Ans

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