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Author Question: A lens of focal length 20 cm has an object of height 3.0 cm placed 100 cm in front of it. The image ... (Read 74 times)

TVarnum

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on: Jul 29, 2018
A lens of focal length 20 cm has an object of height 3.0 cm placed 100 cm in front of it. The image distance in this case is
 
  A)
 
  33 cm.
  B)
 
  20 cm.
  C)
 
  25 cm.
  D)
 
  17 cm.
  E)
 
  -25 cm.

Question 2

Estimated uncertainty is meant to take into account precision but not accuracy.
 
  Indicate whether the statement is true or false


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blazinlyss

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Reply #1 on: Jul 29, 2018
Answer to Question 1

C

Answer to Question 2

FALSE


TVarnum

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Reply 2 on: Jul 29, 2018
Great answer, keep it coming :)

ghepp

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Reply 3 on: Yesterday
Wow, this really help

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