The figure below shows three small, charged beads, all lying along the horizontal axis. Bead A, at left, has a 6.65 nC charge. Bead B has a 1.10 nC charge and is 3.00 cm to the right of A. Bead C has a -2.05 nC charge and is 2.00 cm to the right of B. 3.00 cm 9B direction 9c 2.00 cm- (a) What is the magnitude (in N/C) of the electric field at a point 2.00 cm to the right of A? 18625 X Draw the directions of the electric field vectors, due to each of the three charges, at the point to the right of A. What are the signs of the charges? How does this affect the directions of the field vectors? What is the magnitude of the electric field due to a point charge? Add the fields as vectors to get the net field. Be careful with units and signs. N/C (b) A fourth bead with a charge of -8.00 nC is placed at this point. What are the magnitude (in N) and direction of the net electric force on it? magnitude 14.9 X From part (a), what is the electric field at the given point? If we place a charged particle at this point, how is the force on the particle related to the charge and the electric field at that point? Be careful with units and signs. N toward the left ✔

The figure below shows three small, charged beads, all lying along the horizontal axis. Bead A, at left, has a 6.65 nC charge. Bead B has a 1.10 nC charge and is 3.00 cm to the right of A. Bead C has a -2.05 nC charge and is 2.00 cm to the right of B. 3.00 cm 9B direction 9c 2.00 cm- (a) What is the magnitude (in N/C) of the electric field at a point 2.00 cm to the right of A? 18625 X Draw the directions of the electric field vectors, due to each of the three charges, at the point to the right of A. What are the signs of the charges? How does this affect the directions of the field vectors? What is the magnitude of the electric field due to a point charge? Add the fields as vectors to get the net field. Be careful with units and signs. N/C (b) A fourth bead with a charge of -8.00 nC is placed at this point. What are the magnitude (in N) and direction of the net electric force on it? magnitude 14.9 X From part (a), what is the electric field at the given point? If we place a charged particle at this point, how is the force on the particle related to the charge and the electric field at that point? Be careful with units and signs. N toward the left ✔

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter24: Electric Fields

Section24.5: Electric Field Of A Continuous Charge Distribution

Problem 24.6CE: a. Figure 24.22A shows a rod of length L and radius R with excess positive charge Q. The excess...

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(a) Find the total electric field at x = 1.00 cm in Figure 18.52(b) given that q =5.00 nC. (b) Find the total electric field at x = 11.00 cm in Figure 18.52(b). (c) If the charges are allowed to move and eventually be brought to rest by friction, what will the final charge configuration be? (That is, will there be a single charge, double charge; etc., and what will its value(s) he?)
a. Figure 24.22A shows a rod of length L and radius R with excess positive charge Q. The excess charge is uniformly distributed over the entire outside surface of the rod. Write an expression for the surface charge density . Write an expression in terms of for the amount of charge dq contained in a small segment of the rod of length dx. b. Figure 24.22B shows a very narrow rod of length L with excess positive charge Q. The rod is so narrow compared to its length that its radius is negligible and the rod is essentially one-dimensional. The excess charge is uniformly distributed over the length of the rod. Write an expression for the linear charge density . Write an expression in terms of for the amount of charge dq contained in a small segment of the rod of length dx. Compare your answers with those for part (a). Explain the similarities and differences.
The figure below shows three small, charged beads, all lying along the horizontal axis. Bead A, at left, has a 6.45 nC charge. Bead B has a 1.40 nC charge and is 3.00 cm to the right of A. Bead C has a-2.05 nC charge and is 2.00 cm to the right of B. 3.00 cm 9 9 -Select- 2.00 cm- Q (a) What is the magnitude (in N/C) of the electric field at a point 2.00 cm to the right of A? N/C (b) A fourth bead with a charge of -5.00 nC is placed at this point. What are the magnitude (in N) and direction of the net electric force on it? magnitude N direction
The figure below shows three small, charged beads, all lying along the horizontal axis. Bead A, at left, has a 6.45 nC charge. Bead B has a 1.00 nC charge and is 3.00 cm to the right of A. Bead c has a -2.45 nC charge and is 2.00 cm to the right of B. 3.00 cm 2.00 cm (a) What is the magnitude (in N/C) of the electric field at a point 2.00 cm to the right of A? N/C (b) A fourth bead with a charge of -5.00 nC is placed at this point. What are the magnitude (in N) and direction of the net electric force on it? magnitude N direction ---Select-
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A wire has a linear charge density (x) = 2.35x, where x is in meters (m) and is in C/m. If the length of the wire is 3.7 m, the total charge on the wire is O 16 C. 11 C. O 8.0 C. 1.2 C.
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The figure below shows three small, charged beads, all lying along the horizontal axis. Bead A, at left, has a 5.10 nC charge. Bead B has a 1.55 nC charge and is 3.00 cm to the right of A. Bead C has a -2.30 nC charge and is 2.00 cm to the right of B. Find the magnitude (in N) and direction of the net electric force on each of the beads. 3.00 cm 2.00 cm - Net Force on A magnitude N direction ---Select--- Net Force on B magnitude N direction ---Select- Net Force on C magnitude N direction ---Select- Need Help? Read It
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