Explore BrainMass

Explore BrainMass

    Magnetic Field Strength

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

    A piece of copper wire has a resistance per unit length of 6.45E-3 omega/m. The wire is wound into a thin, flat coil of many turns that has a radius of 0.170 m. The ends of the wire are connected to a 12.0 V battery. Find the magnetic field strength at the center of the coil. Answer in T.

    © BrainMass Inc. brainmass.com March 4, 2021, 5:51 pm ad1c9bdddf
    https://brainmass.com/physics/electric-magnetic-fields/magnetic-field-strength-14756

    Solution Preview

    Because,
    B = 10^(-7)*pi*N*I/r
    r = radius = 0.170 m
    I = V/R
    <V = 12 Volt
    R = resistance = 6.45*10^(-3)*l
    where l is the length ...

    Solution Summary

    The answer is given step-by-step equationally.

    $2.19

    ADVERTISEMENT