Author Question: A uniform spherical volume distribution of charge has radius R and total charge Q. A point charge q ... (Read 133 times)

crazycityslicker · **on:** Jul 28, 2018

A uniform spherical volume distribution of charge has radius R and total charge Q. A point charge q is released from rest at point b, which is a distance 3R from the center of the distribution. When the point charge reaches a, which of the following is true regarding the total energy E?

1.Ea = Eb
2.Ea = 2Eb/3
3.Ea = 3Eb/2
4.Ea = 9Eb/4
5.Ea = Eb
6.Ea = 2Eb/3
7.Ea = 3Eb/2
8.Ea = 9Eb/4
9.None of the above
10.Cannot be determined

Question 2

For the following situations consider moving a positive charge from very far away to the origin along the y-axis. For which situation would you do the most work?

1.A
2.B
3.C
4.D
5.A & C
6.None of the above.
7.Cannot be determined