Physics, asked by 11harsh1044, 1 year ago

an image 2/3 of the size of the object is formed by a convex lens at a distance if 12 cm from it. find its focal length

Answers

Answered by johnysingh
5
is this answer correct just tried hope u like it
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Answered by VihanaRai
5
Hi/Ho=2/3
This, m=2/3
And m=. - v/u
Thus,2/3= - v/-12
V=8cm
Now,by lens formula
1/v-1/u= 1/f
Therefore,f=4.8 cm
Hope it helps
Plzz mark brainliest
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