Two Point Charges Are Held at the Corners of a Rectangle

question 36

Multiple Choice

Two point charges are held at the corners of a rectangle as shown in the figure. The lengths of sides of the rectangle are 0.050 m and 0.150 m. Assume that the electric potential is defined to be zero at infinity.
-Determine the electric potential at corner A.

• A)+6.0 × 10⁴ V
• B)-2.4 × 10⁵ V
• C)+4.6 × 10⁵ V
• D)-7.8 × 10⁵ V
• E)zero volts

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