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Author Question: A 5-kg object is moving to the right at 4 m/s and collides with another object moving to the left at ... (Read 53 times)

skymedlock

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on: Jul 28, 2018
A 5-kg object is moving to the right at 4 m/s and collides with another object moving to the left at 5 m/s. The objects collide and stick together. After the collision, the combined object:
 a. is moving to the right.
  b. is moving to the left.
  c. is at rest.
  d. has less kinetic energy than the system had before the collision.

Question 2

A thin uncharged conducting spherical shell has a charge q carefully placed at its center through a small hole in the shell. The charge q does not touch the shell. What is the charge on the shell?
 a. 2q
  c. q
  b. 0
  d. -q


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frejo

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Reply #1 on: Jul 28, 2018
Answer to Question 1

D

Answer to Question 2

B


skymedlock

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Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)

epscape

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Reply 3 on: Yesterday
Excellent

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