(II) In Fig. 16–62, two objects, Og and O2, have charges +1.0 µC and – 2.0 µC, respectively, and a third object, O3, is electrically neutral. (a) What is the electric flux through the surface A1 that encloses all three objects? (b) What is the electric flux through the surface A, that encloses the third object only? A1 O3 0,•+1.0 µC A2 IGURE 16-62 02•-2.0 µC roblem 39.

(II) In Fig. 16–62, two objects, Og and O2, have charges +1.0 µC and – 2.0 µC, respectively, and a third object, O3, is electrically neutral. (a) What is the electric flux through the surface A1 that encloses all three objects? (b) What is the electric flux through the surface A, that encloses the third object only? A1 O3 0,•+1.0 µC A2 IGURE 16-62 02•-2.0 µC roblem 39.

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter5: Electric Charges And Fields

Section: Chapter Questions

Problem 82P: Two thin conducting plates, each 25.0 cm on a side, are situated parallel to one another and 5.0 mm...

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(II) A large electroscope is made with "leaves" that are 78-cm-long wires with tiny 21-g spheres at the ends. When charged, nearly all the charge resides on the spheres. If the wires each make a 26° angle with the vertical (Fig. 16–55), what total charge Q must have been applied to the electroscope? Ignore the mass of the wires. 26°126 78 cm 78 cm FIGURE 16–55 Problem 16.
(II) Determine the electric field É at the origin 0 in Fig. 16–58 due to the two charges at A and B. y |+26 µC A 8.0 cm -26 µC B 8.0 cm FIGURE 16-58 8.0 cm Problem 33.
(II) The electric field between two parallel square metal plates is 130 N/C. The plates are 0.85 m on a side and are separated by 3.0 cm. What is the charge on each plate (assume equal and opposite)? Neglect edge effects
Given the two charges shown in Fig. 16–68, at what posi- tion(s) x is the electric field zero? Õ+ -Q/2 FIGURE 16-68 Problem 63.
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(9) The electric field at the surface of a conducting sphere is 300N/C. If the radius of the sphere is 0.2m, what is the charge on the sphere? A)1.3x10 C B) 0.5×10°C C) 0.5x107C D) 6.7×10°C E) 1C me accele tion
Determine the direction and magnitude of the electric field at point P, Fig. 16–69. The two charges are separated by a dis- tance of 2a. Point Pis on the perpendicular bisector of the line joining the charges, a distance x from the midpoint between them. Express your answers in terms of Q, x, a, and k. +Q FIGURE 16–69 a -Q Problem 66.
(c) As shown in Figure 3, there are 2 non-conducting rings each with uniform charge q1 and q2. Both rings have the same radius R. The separation distance between the rings is d = 4.0 R. Given q1 = 10.0 nC, q2 = -20.0 nC, R= 0.50 m, d= 1.50 m. Calculate the net electric field at point P. Ring 1 Ring 2 12 P R R -R→| d Figure 3
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