A 40-μC Charge Is Situated at the Origin of an Xy-Coordinate

Multiple Choice

A 4.0-μC charge is situated at the origin of an xy-coordinate system. What is the magnitude and direction of the electric potential at x = 6.0 m?

A) 1500 V along the +x-axis
B) 4000 V along the +x-axis
C) 4000 V with no direction, as it is a scalar quantity
D) 6000 V along the +x-axis
E) 6000 V with no direction, as it is a scalar quantity