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Physics homework question?

A wire carries a current of 0.78 A. This wire makes an angle of 48° with respect to a magnetic field of magnitude 4.1 × 10-5 T. The wire experiences a magnetic force of magnitude 9.2 × 10-5 N. What is the length of the wire?

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  • Vaman
    Lv 7
    1 month ago
    Favourite answer

    jb is the force= 0.78*4.1*10^(-5) sin 48=2.38*10^(-5) per unit length.

    Total length of the wire= 9.2*10^(-5)/2.38*10^(-5)

    =3.86 meters.

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