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Author Question: In a one-dimensional elastic collision of two identical masses, the masses always exchange ... (Read 81 times)

TFauchery

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on: Jul 29, 2018
In a one-dimensional elastic collision of two identical masses, the masses always exchange velocities.
 
  Indicate whether the statement is true or false

Question 2

An object 4.0 cm in height is placed 8.0 cm in front of a concave spherical mirror with a focal length of 10.0 cm. What is the position of its image in relation to the mirror, and what are the characteristics of the image?
 
  A) 10.0 cm on the same side of mirror, real, 6.0 times bigger
  B) 10.0 cm on the other side of mirror, virtual, 10.0 times bigger
  C) 40.0 cm on the other side of mirror, real, 6.0 times bigger
  D) 40.0 cm on the other side of mirror, virtual, 5.0 times bigger
  E) 18.0 cm on the same side of mirror, virtual, 2.25 times bigger


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aruss1303

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

TRUE

Answer to Question 2

D


TFauchery

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

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Reply 3 on: Yesterday
Excellent

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