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Author Question: The law of reflection, as well as the law of refraction, can be derived using Huygens' principle. ... (Read 81 times)

mynx

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on: Jul 29, 2018
The law of reflection, as well as the law of refraction, can be derived using Huygens' principle.
 
  Indicate whether the statement is true or false

Question 2

A 480-kg car moving at 14.4 m/s hits from behind a 570-kg car moving at 13.3 m/s in the same direction.
 
  If the new speed of the heavier car is 14.0 m/s, what is the speed of the lighter car after the collision, assuming that any unbalanced forces on the system are negligibly small?
  A) 13.6 m/s
  B) 10.5 m/s
  C) 19.9 m/s
  D) 5.24 m/s


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mcomstock09

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

TRUE

Answer to Question 2

A


mynx

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Reply 2 on: Jul 29, 2018
Thanks for the timely response, appreciate it

juliaf

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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