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Author Question: The relativistic kinetic energy formula is valid A) only for speeds near the speed of light. B) ... (Read 67 times)

809779

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The relativistic kinetic energy formula is valid
 
  A) only for speeds near the speed of light.
  B) at all speeds.
  C) only for subatomic particles, such as electrons and protons.

Question 2

A +5.0-nC charge is at the point (0.00 m, 0.00 m) and a -2.0-nC charge is at (3.0 m, 0.00 m). What work is required to bring a 1.0-nC charge from very far away to point (0.00 m, 4.0 m)? (k = 1/40 = 9.0  109 N  m2/C2 )
 
  A) 15 nJ
  B) 3.6 nJ
  C) 11 nJ
  D) 7.7 nJ



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tashiedavis420

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Answer to Question 1

B

Answer to Question 2

D




809779

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


nyrave

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

 

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