Author Question: A charge of 20 nC is distributed uniformly along the x axis from x = -2.0 m to x = +2.0 m. What is ... (Read 77 times)

ts19998 · **on:** Jul 28, 2018

A charge of 20 nC is distributed uniformly along the x axis from x = -2.0 m to x = +2.0 m. What is the electric potential (relative to zero at infinity) at the point x = 5.0 m on the x axis?
a. 57 V
b. 48 V
c. 38 V
d. 67 V
e. 100 V

Question 2

A charge of uniform density (0.80 nC/m) is distributed along the x axis from the origin to the point x = 10 cm. What is the electric potential (relative to zero at infinity) at a point, x = 18 cm, on the x axis?
a. 7.1 V
b. 5.8 V
c. 9.0 V
d. 13 V
e. 16 V