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07 the motor principle and left hand rules

07 the motor principle and left hand rules

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<strong>07</strong> <strong>the</strong> <strong>motor</strong> <strong>principle</strong> <strong>and</strong> <strong>left</strong> h<strong>and</strong> <strong>rules</strong>November 26, 2012Worksheet ­ Direction of fields <strong>and</strong> current flow using <strong>the</strong> ________ h<strong>and</strong> rule1.Determine <strong>the</strong> direction of <strong>the</strong> magnetic field for each of <strong>the</strong> following 4 wires.2. Determine <strong>the</strong> orientation of <strong>the</strong> magnetic field for each of <strong>the</strong> following 3 coils.3. Determine <strong>the</strong> direction of <strong>the</strong> force on <strong>the</strong> wire for <strong>the</strong> following 3 cases.4. Determine <strong>the</strong> direction of rotation for each of <strong>the</strong> following DC <strong>motor</strong>s.5. Determine <strong>the</strong> direction of <strong>the</strong> induced current ­ using Lenz’s law ­ for <strong>the</strong>following 4 cases4

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