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17_InstSolManual_PDF_Part6

# 17_InstSolManual_PDF_Part6 - 5.00 3 10 2 9 C 2 1 0.400 m 2...

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and The net force is and is directed toward a point midway between the two electrons. 17.21. Set Up: Like charges repel and unlike charges attract. The charges and their forces on are shown in Figure 17.21. Figure 17.21 Solve: and are in the same direction so and the net force is in the direction. Reflect: The forces are vectors and must be added as vectors. We add the forces by adding their magnitudes only because the two force vectors are in the same direction. 17.22. Set Up: Like charges repel and unlike charges attract. The charges and their forces on are shown in Figure 17.22. Figure 17.22 q 2 q 3 F 1 q 1 F 2 x y 0.300m 0.200m q 3 F 5 k 0 qq r 0 r 2 . 2 y F 5 F 1 1 F 2 5 2.59 3 10 2 6 N F S 2 F S 1 F 2 5 k 0 q 2 q 3 0 r 2 2 5 1 8.99 3 10 9 N # m 2 / C 2 2 1 3.20 3 10 2 9 C 21 5.00
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Unformatted text preview: 5.00 3 10 2 9 C 2 1 0.400 m 2 2 5 8.99 3 10 2 7 N. F 1 5 k q 1 q 3 r 1 2 5 1 8.99 3 10 9 N # m 2 / C 2 2 1 1.50 3 10 2 9 C 21 5.00 3 10 2 9 C 2 1 0.200 m 2 2 5 1.69 3 10 2 6 N. x y q 3 F 1 q 1 F 2 0.400m 0.200m q 2 q 3 F 5 k qq r r 2 . 1.73 3 10 2 8 N u 5 32.4°. tan u 5 F y F x 5 9.27 3 10 2 9 N 1.46 3 10 2 8 N 5 0.6349 F 5 " F x 2 1 F y 2 5 1.73 3 10 2 8 N. F y 5 F 1 y 1 F 2 y 5 9.27 3 10 2 9 N. F x 5 F 1 x 1 F 2 x 5 1.46 3 10 2 8 N; F 2 y 5 F 2 sin 65.0° 5 9.27 3 10 2 9 N. F 2 x 5 F 2 cos 65.0° 5 4.32 3 10 2 9 N; F 1 y 5 0. F 1 x 5 1.023 3 10 2 8 N; 17-6 Chapter 17...
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