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Author Question: Point charges of + 2.0 C, + 4.0 C, and + 6.0 C are placed at the origin, the point y = -0.30 m, and ... (Read 53 times)

renzo156

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on: Jul 29, 2018
Point charges of + 2.0 C, + 4.0 C, and + 6.0 C are placed at the origin, the point y = -0.30 m, and x = 0.40 m, respectively. What is the electric potential energy of the system?
 
  A) 94.0 mJ
  B) 94.0 J/C
  C) 940 mJ
  D) 0 J
  E) 940 J/C

Question 2

An airplane is flying at a speed of 200 m/s in level flight at an altitude of 800 m. A package is to be dropped from the airplane to land on a target on the ground. In what direction will the package be traveling when it hits the ground?
 
  A) 49.3 below horizontal
  B) 62.7 below horizontal
  C) 54.8 below horizontal
  D) 84.2 below horizontal
  E) 32.1 below horizontal


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ApricotDream

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

C

Answer to Question 2

E


renzo156

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Reply #2 on: Jul 29, 2018
Thank you!


ApricotDream

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Reply #3 on: Jul 29, 2018
Always glad to help...


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