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18 November, 09:38

Changing the direction of current will or will not affect the strength of an electromagnet

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  1. 18 November, 11:37
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    Will not

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    I just answered the question on student edginuety.
  2. 18 November, 13:10
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    he polarity of the electromagnet is determined by the direction the current. The north pole of the electromagnet is determined by using your right hand. Wrap your fingers around the coil in the same direction as the current is flowing (conventional current flows from + to - ).
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