This diagram shows a wire XY that carries a constant direct current. Plotting compass R, placed alongside
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This diagram shows a wire XY that carries a constant direct current. Plotting compass R, placed alongside the wire, points due north. Compass P is placed below the wire and compass Q is placed above the wire.
a. State the direction of the current in the wire.
b. State in which direction compass P points.
c. State in which direction compass Q points if the current in the wire is reversed.
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Related Book For
Cambridge International AS And A Level Physics Coursebook
ISBN: 9781108859035
3rd Edition
Authors: David Sang, Graham Jones, Gurinder Chadha, Richard Woodside
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