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Author Question: A slide projector has a lens of focal length 150. mm. An image 100. cm 100. cm is formed of a slide ... (Read 122 times)

danielfitts88

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on: Jul 27, 2018
A slide projector has a lens of focal length 150. mm. An image 100. cm  100. cm is formed of a slide whose dimensions are 50.0 mm  50.0 mm. How far from the lens must the screen be placed?
 
  What will be an ideal response?

Question 2

A magnifying glass of focal length 150. mm is used to examine an old manuscript.
 
  (a) What is the maximum magnification given by the lens?
  (b) What is the magnification for relaxed eye-viewing (image at infinity)?


jjorrostieta

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Reply #1 on: Jul 27, 2018
Answer to Question 1

3.15 m

Answer to Question 2

(a) 2.67
(b) 1.67


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danielfitts88

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Reply #2 on: Jul 27, 2018
Thanks


jjorrostieta

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Reply #3 on: Jul 27, 2018
Welcome :)


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