The drawing shows six point charges arranged in a rectangle. The value of g is 7.50 μC, and the distance d is 0.424 m. Find the total electric potential at location P, which is at the center of the rectangle. +7q- Number i d Units 5q d d +3q d d +79

In the figure a plastic rod having a uniformly distributed charge Q = -27.2 pC has been bent into a circular arc of radius 1.82 cm and central angle 120°. With V = 0 at infinity, what is the electric potential in volts at P, the center of curvature of the rod? Number i Units + Q

In (Figure 1), the charge q = 3.97 x 10-⁹ C. Figure -1.00 m -29 0 X +5q O 1.00 m 1 of 1 Part A Find the value of x between -1.00 m and 0 where the electric potential is zero. Express your answer to three significant figures and include appropriate units. Value Submit Part B HÅ O Greater than zero Submit O Less than zero O Equal to zero Part C At values of a to the left of -1.00 m, do you expect the electric potential to be greater than, less than, or equal to zero? Request Answer Submit Value Provide Feedback Units Request Answer Calculate the electric potential at x = -2.00 m. Express your answer to three significant figures and include appropriate units. μA B ? Units Request Answer ?

Three point charges, Q1 = 21.4 µC, Q2 = -34.6 µC, and Q3 = 67.3 µC, are arranged as shown in the figure. The 2, + lengths y and x both equal 10.1 cm. Calculate the electric potential V at point A. 3.81 x106 Q, + Q; V = V Incorrect

Consider two separate systems with four charges of the same magnitude q = 16 µC arranged in the vertexes of a square of length h = 35 cm, see the picture below. Calculate the electric potential at the center of the square (points A and C) and at the middle of the bottom side of the square (points B and D). y y h h А. C. h В D b- The potential at point A, VA = 2320457.1x Units v The potential at point B, Vg = 2378380.8 Units V The potential at point C, Vc = 0 Units V The potential at point D, V, = -908380.8: Units v How much work is required to move a -12 µC charge from point A to point B? The work required, WAs =|-0.7349 X Units J How much work is required to move a -12 µC charge from point C to point D? The work required, Wc-o = 10.90 Units J

A hollow metal sphere has a potential of +380 V with respect to ground (defined to be at V = 0) and has a charge of 4.4 x 10-⁹ C. Find the electric potential at the center of the sphere. Number i Units +

The drawing shows six point charges arranged in a rectangle. The value of q is 4.68 μµC, and the distance d is 0.335 m. Find the total electric potential at location P, which is at the center of the rectangle. Number i +7g d D d 5g Units +3q P 3g d d +5g +7g

Three point charges are on three corners of a rectangle. The A width of the rectangle is x = 70.1 cm and the length is Q + y = = 70.1 cm. Find the potential at the other corner (A) if Q1 = 21.4 µC, Q2 -38.6 μC and Q 57.3 µC. y potential: V Q2 + ) Q3 K x –

9 √13 (μC) and q₂ = 3 (μC) are placed at the points 0(0, 0) and A(x, 0) meters as shown in the figure. The electrical potential at the point P(0, 2) meter is zero volts (VP = 0 V). Calculate the location of charge q₂- Q-1 Two point charges q₁ = лу P(0, 2) O(OA) X 91=- g (pc) V13 92= 3 (ME) A(x,0) 92

Three point charges, Q₁ = 21.4 µC, Q2 = −38.6 µC, and Q3 = 57.3 µC, are arranged as shown in the figure. The lengths y and x both equal 80.1 cm. Calculate the electric potential V at point A. V = x10 TOOLS V Q₁ + Q2 + A Q3