Two equal and opposite charges Q1 = 2 C and Q2 = -2C are placed at a distance of 6m from each other. What is the potential at the midpoint between the two charges? a) 2 V b) 0 V c) 1 V d) 3 V
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Two equal and opposite charges Q1 = 2 C and Q2 = -2C are placed at a distance of 6m from each other. What is the potential at the midpoint between the two charges?
a) 2 V
b) 0 V
c) 1 V
d) 3 V
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- In the region shown in the image, there is a uniform electric field of magnitude 17.3 N/C which points in the positive ?‑direction. Points 2, 3, and 4 are all 0.749 m away from point 1, and the angle ?=46.4°. Calculate the following potential differences ??−??, where ? and ? indicate the numbered points. ?2−?1= ____ V ?3−?1= ____ V ?4−?1= ____ V ?2−?4= ____ VTwo parallel plates 20 cm on a side are given equal and opposite charges of magnitude 9×10-9 C. The plates are 5.0 mm apart. What is the potential difference between the plates? 67.766 V 22.589 V 44.173 V 127.061Two point charges, A & B (qR = 123 µC), are separated by 86 cm. The distance between A & P is 20 cm. The potential at point P (see below) is zero. Determine qa. A 9A = 20 сm 86 cm WebAssign Plot
- 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 UnitsThe 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) 4r²The figure shows a cube with a point charge of magnitude 5.98 nC at each corner. 4 of the Charges are positive and the rest are negative. if the cube has sides of length 24.2m and the potential at infinity is zero, what is the potential at the center of the cube?" 出
- A charged particle is moved between two points (we'll call them point A and point B). If the charge on the particle is 18.3 mC and it takes 71.9 J of work to move the particle between A and B, what is the magnitude of the potential difference between points A and B? (1.00 nC = 1.00 x 10-³ C)Where is the Potential Zero? Two point charges are fixed in place. The positive charge is +2q and the negative charge is -q. On the line that passes through the charges, how many places are there at which the total potential is zero? P3 P2 P1 -9 +2qFour 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