A positive lens has a focal length of 12 cm. An object is located at a...
A positive lens has a focal length of 12 cm. An object is located at a distance of 4 cm from the lens. How far is the image from the lens? (You must provide an answer before moving to the next part.)
Homework Answers
using lens formula
1/f = 1/v - 1/u
1/12 = 1/v + 1/4
v = 6 cm to the left of lens
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Comment before rate in case any doubt, will reply for sure.. goodluck
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