..33 O In Fig. 22-56, a "semi- infinite" nonconducting rod (that is, infinite in one direction only) has uniform linear charge density A. Show that the electric field E, at point P makes an angle of 45° with the rod and that this result is independent of the distance R. (Hint: Separately find the component of E, parallel to the rod and the component perpendicular to the rod.) Figure 22-56 Problem 33.

..33 O In Fig. 22-56, a "semi- infinite" nonconducting rod (that is, infinite in one direction only) has uniform linear charge density A. Show that the electric field E, at point P makes an angle of 45° with the rod and that this result is independent of the distance R. (Hint: Separately find the component of E, parallel to the rod and the component perpendicular to the rod.) Figure 22-56 Problem 33.

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)...

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30 In Fig. 23-43, short sections of two very long parallel lines of charge are shown, fixed in place, Line 1 separated by L= 8.0 cm. The uni- form linear charge densities are +6.0 µC/m for line 1 and -2.0 µC/m for line 2. Where along the x axis shown is the net electric field from the two lines zero? Line 2 L/2 | L/2 Figure 23-43 Problem 30.
Figure 22-53 Problem 30. *31 SSM ILW www In Fig. 22-54, a nonconducting rod of length L = 8.15 cm has a charge -q = -4.23 fC uniformly distributed along its length. (a) What is the linear charge density of the rod? What are the (b) magni- tude and (c) direction (relative to the positive direction of the x axis) of the electric field produced at point P, at distance a = 12.0 cm from the rod? What is the electric field magnitude produced at distance a =50 m by (d) the rod and (e) a particle of charge -q = -4.23 fC that we use to replace the rod? (At that distance, the rod "looks" like a particle.) -4 -x- Figure 22-54 Problem 31.
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Figure 22-40 shows an electric dipole. What are the (a) magni- tude and (b) direction (rèlative to the positive direction of the x axis) of the dipole's electric field at point P, located at distance r> d? +q d/2 d/2 Fig. 22-40 Problem 19.
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