6) A +4.0 µC and a -4.0 µC point charge are placed as shown in the figure. Find the electric potential at points A and B, and find the electric potential difference AVBA (k = 1/4E-9.0 × 10² N·m²/C²) B 0.30 m +4.0 μC 0.40 m -4.0 μC 0.30 m

1

1 - A charge q, = 2x10-6 C is located at the origin, and a charge q2 = -6x106 C is located at (0, 3) m, as shown in Figure. What is the total electric potential due to these charges at the point P, whose coordinates are (4, 0) m? -6.00 µC. 3.00 m 2.00 µC 4.00 m a) O 6.29 x 10³ v b) O -6.29 x 10³ V c) O 6.89 x 10³ V d) O -6.89 x 103 v e) O 6x 103 v

The value of potential energy per unit positive charge is referred to as the electric potential. True False

Two point charges, +4.40 µC and -8.80 µC, are separated by 1.50 m. What is the electric potential midway between them? Number Units

Q 1 and Q 2 please

The problem: Two charges are a distance 2r apart. Determine an expression for the potential the three locations (I, II and III) that are a distance of r from each of the charges along the axis. * r The solution: -q 2r V₁ Fix any mistakes in the solution. = VII = VIII = +q k(-q) r2 r k(-q), k(q) 3k(q) + 72 (2r)² 4r² + k(q) (2r)² k(-q) k(q) + (2r)² r2 = III = 3k(q) 4r² -3k(q) 4r²

9. The two charges in Figure are separated by d = 2.00 cm. Find the electric potential at (a) point A and (b) point B, which is halfway between the charges. d d 60.0° B d -15.0 nC 27.0 nC

Two particles with charges +2e and -5e are initially very far apart (effectively an infinite distance apart). They are then fixed at positions that are 5.51 x 10-10 m apart. What is EPE final - EPE initial, which is the change in the electric potential energy? Number i | Units

Four positive charges (+20 microC each) are to be arranged at the corners of a square of side d = 0.5m. d + + d + b) What is the potential at the center of the square? (KV = kilovolts) %3D