A conducting wire loop of radius 12 cm, that contains a 4.0-Ω resistor, is in the presence of a uniform magnetic field of strength 3.0 T that is perpendicular to the plane of the loop. If the magnetic field is turned off in a time of 0.50 s, what is the current induced in the loop?   a. 52 mA   b. 168 mA   c. 68 mA    d. 95 mA   e. 117 mA

University Physics Volume 2
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Chapter11: Magnetic Forces And Fields
Section: Chapter Questions
Problem 88AP: A circular coil with 200 turns Las a radius of 2.0 cm. (a) What current through tire coil results in...
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  1. A conducting wire loop of radius 12 cm, that contains a 4.0-Ω resistor, is in the presence of a uniform magnetic field of strength 3.0 T that is perpendicular to the plane of the loop. If the magnetic field is turned off in a time of 0.50 s, what is the current induced in the loop?

      a.

    52 mA

      b.

    168 mA

      c.

    68 mA 

      d.

    95 mA

      e.

    117 mA

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