Two long parallel wires 8.20 cm apart carry 19.2-A currents in the same direction. Deter- mine the magnetic field vector at a point P, 12.0 cm from one wire and 13.0 cm from the other (Fig. 20-74). [Hint: Use the law of cosines; see Appendix A or inside rear cover.] P 12.0 cm 13.0 cm FIGURE 20-74 - 8.20 cm· Problem 92.

Two long parallel wires 8.20 cm apart carry 19.2-A currents in the same direction. Deter- mine the magnetic field vector at a point P, 12.0 cm from one wire and 13.0 cm from the other (Fig. 20-74). [Hint: Use the law of cosines; see Appendix A or inside rear cover.] P 12.0 cm 13.0 cm FIGURE 20-74 - 8.20 cm· Problem 92.

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter22: Magnetic Forces And Magnetic Fields

Section: Chapter Questions

Problem 5OQ: Two long, parallel wires each carry the same current I in the same direction (Fig. OQ22.5). Is the...

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