Which statement is always correct when applied to a charge ...

[sheilaspns]

Which statement is always correct when applied to a charge distribution located in a finite region of space?
 a. Electric potential is always zero at infinity.
  b. Electric potential is always zero at the origin.
  c. Electric potential is always zero at a boundary surface to a charge distribution.
  d. Electric potential is always infinite at a boundary surface to a charge distribution.
  e. The location where electric potential is zero may be chosen arbitrarily.

Question 2

A nonconducting sphere of radius 10 cm is charged uniformly with a density of 100 nC/m3 . What is the magnitude of the potential difference between the center and a point 4.0 cm away?
 a. 12 V
  b. 6.8 V
  c. 3.0 V
  d. 4.7 V
  e. 2.2 V

[dpost18]

Answer to Question 1

E

Answer to Question 2

C

[sheilaspns]

Great answer, keep it coming

[mcabuhat]

Thanks for the timely response, appreciate it