In the rectangle of the figure the sides have lengths 6.66 cm and 15.0 cm, q1 = -4.37 μC, and q2 = +2.00 µC. With V=0 at infinity, what is the electric potential at (a) corner A and (b) corner B? (c) How much work is required to move a charge q3= +3.18 μµC from B to A along a diagonal of the rectangle? (d) Does this work increase or decrease the electric potential energy of the three-charge system? Is more, less, or the same work required if q3 is moved along a path that is (e) inside the rectangle but not on a diagonal and (f) outside the rectangle?

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In the rectangle of the figure the sides have lengths 6.66 cm and 15.0 cm, 91 = -4.37 μC, and q2 = +2.00 μC. With V=0 at infinity, what is
the electric potential at (a) corner A and (b) corner B? (c) How much work is required to move a charge q3 = +3.18 µC from B to A along
a diagonal of the rectangle? (d) Does this work increase or decrease the electric potential energy of the three-charge system? Is more,
less, or the same work required if q3 is moved along a path that is (e) inside the rectangle but not on a diagonal and (f) outside the
rectangle?
Transcribed Image Text:In the rectangle of the figure the sides have lengths 6.66 cm and 15.0 cm, 91 = -4.37 μC, and q2 = +2.00 μC. With V=0 at infinity, what is the electric potential at (a) corner A and (b) corner B? (c) How much work is required to move a charge q3 = +3.18 µC from B to A along a diagonal of the rectangle? (d) Does this work increase or decrease the electric potential energy of the three-charge system? Is more, less, or the same work required if q3 is moved along a path that is (e) inside the rectangle but not on a diagonal and (f) outside the rectangle?
Expert Solution
Step 1: Outline steps to solve the problem

We will first write an expression for electric potential due to a point charge and use it to find electric potential at corners A and B. We then write an expression for work done in moving a charge between two points in terms of potential difference between those two points and use it to answer the work and energy related questions. The detailed steps are as follows.

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