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Author Question: Identical 8.0-C point charges are positioned on the x axis at x = 1.0 m and released from rest ... (Read 131 times)

APUS57

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Identical 8.0-C point charges are positioned on the x axis at x = 1.0 m and released from rest simultaneously. What is the kinetic energy of either of the charges after it has moved 2.0 m?
 a. 84 mJ
  b. 54 mJ
  c. 96 mJ
  d. 63 mJ
  e. 48 mJ

Question 2

Four identical point charges (+4.0 C) are placed at the corners of a square which has 20-cm sides. How much work is required to assemble this charge arrangement starting with each of the charges a very large distance from any of the other charges?
 a. +2.9 J
  b. +3.9 J
  c. +2.2 J
  d. +4.3 J
  e. +1.9 J



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brittrenee

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Answer to Question 1

c

Answer to Question 2

b




APUS57

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Reply 2 on: Jul 28, 2018
Wow, this really help


meganmoser117

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Reply 3 on: Yesterday
Excellent

 

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