Author Question: A charge of 80 nC is uniformly distributed along the x axis from x = 0 to x = 2.0 m. Determine the ... (Read 135 times)

tingc95 · **on:** Jul 28, 2018

A charge of 80 nC is uniformly distributed along the x axis from x = 0 to x = 2.0 m. Determine the magnitude of the electric field at a point on the x axis with x = 8.0 m.
a. 30 N/C
b. 15 N/C
c. 48 N/C
d. 90 N/C
e. 60 N/C

Question 2

A 40-mC charge is positioned on the x axis at x = 4.0 cm. Where should a -60-mC charge be placed to produce a net electric field of zero at the origin?
a. -5.3 cm
b. 5.7 cm
c. 4.9 cm
d. -6.0 cm
e. +6.0 cm