Charges Q and Q Are Placed on the X Axis

Multiple Choice

Charges q and Q are placed on the x axis at x = 0 and x = 2.0 m,respectively.If q = -40 pC and Q = +30 pC,determine the net flux through a spherical surface (radius = 1.0 m) centered on the origin.

A) -9.6 N . m²/C
B) -6.8 N . m²/C
C) -8.5 N .m²/C
D) -4.5 N.m²/C
E) -1.1 N .m²/C