Explore BrainMass

Explore BrainMass

    Magnetic Field of a Long Straight Wire

    Not what you're looking for? Search our solutions OR ask your own Custom question.

    This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

    At what distance from a long, straight wire carrying a current of 100.0 A is the magnetic field due to the wire equal to the strength of the Earth's field, approximately 4.0E-5 T (in m)?

    © BrainMass Inc. brainmass.com March 4, 2021, 6:02 pm ad1c9bdddf
    https://brainmass.com/physics/solar-system/magnetic-field-of-a-long-straight-wire-25371

    Solution Preview

    The magnetic field of a very long (infinite) wire is:

    B=(mu*I)/(2*Pi*r)

    Where
    mu is the permiability constant, ...

    Solution Summary

    Solution is calculated using the formula for the magnetic field of a very long (infinite) wire: B=(mu*I)/(2*Pi*r).

    $2.49

    ADVERTISEMENT