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Author Question: A mirror with a focal length 100 cm has a 4.0 cm object placed 20 cm in front of it. What is the ... (Read 40 times)

acc299

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on: Jul 29, 2018
A mirror with a focal length 100 cm has a 4.0 cm object placed 20 cm in front of it. What is the position of the image?
 
  A)
 
  25 cm behind the mirror
  B)
 
  100 cm in front of the mirror
  C)
 
  20 cm in front of the mirror
  D)
 
  20 cm behind the mirror
  E)
 
  25 cm in front of the mirror

Question 2

An ideal gas is at a pressure 1.00  105 N/m2 and a volume 2.00 m3. If the gas is compressed to a volume 1.00 m3 while the temperature remains constant, what will be the new pressure in the gas?
 
  A)
 
  0.500  105 N/m2
  B)
 
  4.00  105 N/m2
  C)
 
  1.00  105 N/m2
  D)
 
  2.00  105 N/m2
  E)
 
  The answer depends on the mass of the gas particles.


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Kedrick2014

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

A

Answer to Question 2

D


acc299

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Reply #2 on: Jul 29, 2018
TY


Kedrick2014

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Reply #3 on: Jul 29, 2018
You're welcome


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