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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, 2012The Motor Principle ­ Broken downMoving charges make ______________________________________(Oersted)Moving or changing magnetic fields create a _______________(Faraday)Opposite poles ____________ <strong>and</strong> like poles ______________Looping a wire allows <strong>the</strong> magnetic field to be _____________Factors which affect <strong>the</strong> strength of <strong>the</strong> magnetic field are1. 2.3. 4.Motor Principle is a result of Oersted ­ determine <strong>the</strong> direction of force for each case.S N S N S N N S1. 2.3. S N 4.A new ________rule was developedfor cases 5 <strong>and</strong> 6 ­<strong>the</strong> force is out ofyour palm5. 6.ANDMoving or changing magnetic fields create a _______________(Faraday)2

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