Two Point Charges Are Held at the Corners of a Rectangle

question 32

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.
-What is the potential difference, V_B - V_A, between corners A and B?

• A)-8.4 × 10⁵ V
• B)-7.8 × 10⁵ V
• C)-7.2 × 10⁵ V
• D)-6.0 × 10⁵ V
• E)zero volts

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Definitions:

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Behaviors that are controlled or modified by their consequences, a concept central to operant conditioning in behavioral psychology.

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A behavioral psychology principle where the removal of an unfavorable outcome or stimulus strengthens a desired behavior.

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