Physics - Please help

  • Thread starter Shaley
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  • #1
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For real images in converging lenses, I know that if the object distance increases, then the image distance will decrease. However, I need to explain WHY and I don't know? Pleaes help
 

Answers and Replies

  • #2
rl.bhat
Homework Helper
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For a given converging lens focal length is constant. The formula for lens is
1/f = 1/u + 1/v,
As u increases, v decreases to keep 1/f constant.
 

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