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sirenitabaila

  • 4 years ago

In what direction are the magnetic field lines surround a strait wire carrying a current that is moving directly away from you?

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  1. sirenitabaila
    • 4 years ago
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    |dw:1332092056479:dw| I know this is the answer, but can someone explain it to me?

  2. sirenitabaila
    • 4 years ago
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    aha! I got it.. nvm haha.. thumb is direction of current and you grab the wire with the thumb pointed in that direction thus the B field is clockwise or on the left out of the page, right into the page

  3. fretje
    • 4 years ago
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    Oersted discovered the moving of a compass needle nearby a current carrying metal wire.

  4. fretje
    • 4 years ago
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    and chose the right hand rule as convention for positive current and north pole relation

  5. fretje
    • 4 years ago
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    so your own answer is correct, i gave you medal at the question

  6. hosein
    • 4 years ago
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    sirenitabaila you'r right

  7. Taufique
    • 4 years ago
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    |dw:1332102184036:dw| the direction of tangent on the curve gives the direction of the magnetic field.....

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