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Author Question: Sphere A carries a net charge and sphere B is neutral. They are placed near each other on an ... (Read 248 times)

EAugust

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on: Jul 27, 2018
Sphere A carries a net charge and sphere B is neutral. They are placed near each other on an insulated table. Which statement best describes the electrostatic force between them?
 
  A) There is no force between them since one is neutral.
  B) There is a force of repulsion between them.
  C) There is a force of attraction between them.
  D) The force is attractive if A is charged positively and repulsive if A is charged negatively.
  E) The force is repulsive if A is charged positively and attractive if A is charged negatively.

Question 2

A pickup truck moves 25. m/s Eastward. Jerry is standing in the back and throws a baseball in what to him is the Southwest direction at 28. m/s (with respect to the truck). A person at rest would see the ball moving HOW FAST in WHAT DIRECTION?
 
  What will be an ideal response?


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rleezy04

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Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

20. m/s at 15. E of S


EAugust

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Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it

apple

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Reply 3 on: Yesterday
Excellent

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