A right isosceles triangle of side 2d has charges q, +2q and -q arranged on its vertices (see sketch). (a) What is the electric field at point P, midway along the lineconnecting the +q and -q charges? (b) What is the potential at P, assuming the potential to be zero at infinity? (c) How much work to bring a charge +4Q from infinity to the point P? A right isosceles triangle of side 2d has charges q, +2q and -q arranged on its vertices (see sketch).

A right isosceles triangle of side 2d has charges q, +2q and -q arranged on its vertices (see sketch). (a) What is the electric field at point P, midway along the lineconnecting the +q and -q charges? (b) What is the potential at P, assuming the potential to be zero at infinity? (c) How much work to bring a charge +4Q from infinity to the point P? A right isosceles triangle of side 2d has charges q, +2q and -q arranged on its vertices (see sketch).

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Similar questions

A point particle has a charge equal to +1.90 µc and is fixed at the origin. (a) What is the electric potentialv at a point 3.60 m from the origin assuming that V = 0 at infinity? kV (b) How much work must be done to bring a second point particle that has a charge of +2.40 µC from the infinity to a distance of 3.60 m from the +1.90-uC charge? m)
Three point charges are placed on the x-axis. 30 µC at the origin, -56 µC at x=0.292 m, -85 µC at x = 0.96 m. Find the magnitude and direction of the net force acting on -56 µC charge. What is the electric potential at (0, 0.96m)? What is the electric field at (0, 0.96m)?
d Q3 Q2 M Q1 n three corners of a square with d=8 cm side length, there are point charges (in red) Q₁=16 pC, Q₂ =-38 pC and Q3 =118 pC. Calculate the difference between the potentials in the middle (V₂) and in the fourth corner (V₁). (V₂-V₁) Write your answer in V with 2 decimals.
Point charges q, = 35 µC, q,= -25 µC, and q3 = 15 µC are located in Figure 1. A rod with length L=2 m has a total charge q=90 µC and a uniform linear charge density 2=45 µC/m in Figure 2. (a) Find the potential at P in Figure 1. (b) Find the total potential energy of charge system in Figure 1. (c) Find the total potential at P in Figure 2. (k = 9×10° N×m²/C², and µ= 10-6) y λ- 45 μC/m Qι-35 μC Q35 μC + L = 2 m 0.3 m 0.3 m 0.5 m 93 = 15 µC P 0.1 m + 0.1 m 0.3 m 0.3 m 0.3 m 0.3 m 0.5 m -1 92 = -25 µC 92 = -25 µC Figure 2 q= 90 µC Figure 1
Points A and B are 40 and 25 mm away from a 6 μC charge, how much work is necessary to do against the electric field (through external forces) to move a 5 μC charge from point A to point B?
A wire of charge Q1 is bended into the shape of a semicircular wire of radius R, and located in a two dimensional xy-coordinate system as shown in the figure. A point charge of Q2 is located at (0, R/4.6) in this coordinate system. What is Q2/Q1 if the electric potential at point O is zero? Provide your answer with two decimal place. Q1 R
Imagine you have four identical charge q, placed on the corners of a square. If q = 4.54 uC, then the side of the square is s = 5.91 cm, calculate the total electric potential energy of the system. NOTE: Final answer in THREE decimal places. Then, state the SI unit of the variable being sought off. Add your answer
Two point charges are 1m apart. Q1 = –8µC and Q2 = +5µC. Point P is 0.5m directly above Q2 a) How many electrons are needed to make –8µC of charge? b) What is the magnitude of the electric force between the two charges, and is it attractive or repulsive? c) What is the electric potential V at point P due to the two charges? (Hint: this is a scalar quantity, no vectors needed.) What is the magnitude and direction of the electric field E2 from Q2 only at point P?
In the figure set V = 0 at infinity and let the particles have charges q1 = +q = -5.00×10-5 C and q2 = -5q. They are seperated by d = 50 cm, with q1 located at the origin. Locate any points on the x axis (other that at infinity) at which the net potential due to the two particles in zero. What is the positive position? What is a negative position?
In Figure (a), we move an electron from an infinite distance to a point at distance R = 2.50 cm from a tiny charged ball. The move requires work W = 2.81 × 10-13 J by us. (a) What is the charge Q on the ball? In Figure (b), the ball has been sliced up and the slices spread out so that an equal amount of charge is at the hour positions on a circular clock face of radius R = 2.50 cm. Now the electron is brought from an infinite distance to the center of the circle. (b) With that addition of the electron to the system of 12 charged particles, what is the change in the electric potential energy of the system? (a) Number i (b) Number i |R-| (a) Units Units < Det er (b) < A