Deflecting a compass needle When you bring a current-carrying wire down onto the top of a compass, aligned with the original direction of the needle and 3 mm above the needle, the needle deflects by 0 = 13 degrees (see the figure). (BEarth (a) Which of the following statements are correct? Select all that apply. The magnetic field under the wire, due to the current, points to the West. O Electron current in the wire is flowing upward (North). O The magnetic field under the wire, due to the current, points to the East. Conventional current in the wire flows upward (North). Conventional current in the wire is flowing downward (South). The magnetic field under the wire, due to the current, points North. (b) Calculate the amount of conventional current flowing in the wire. The measurement was made at a location where the horizontal component of the Earth's magnetic field is Bearth 2 x 10-5 tesla. A

Deflecting a compass needle When you bring a current-carrying wire down onto the top of a compass, aligned with the original direction of the needle and 3 mm above the needle, the needle deflects by 0 = 13 degrees (see the figure). (BEarth (a) Which of the following statements are correct? Select all that apply. The magnetic field under the wire, due to the current, points to the West. O Electron current in the wire is flowing upward (North). O The magnetic field under the wire, due to the current, points to the East. Conventional current in the wire flows upward (North). Conventional current in the wire is flowing downward (South). The magnetic field under the wire, due to the current, points North. (b) Calculate the amount of conventional current flowing in the wire. The measurement was made at a location where the horizontal component of the Earth's magnetic field is Bearth 2 x 10-5 tesla. A

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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