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(Solved): If you change the magnetic field in a closed loop of wire, you induce in the loop a voltage. an ele ...
If you change the magnetic field in a closed loop of wire, you induce in the loop a voltage. an electric field. a current. all of the above. Question 4 2 pts A magnetic force acts on an electron only when the electron moves across magnetic field lines. maves parallel to magnetic field lines. is at rest. is in a wire.
Which of the following emit radiant energy? The Sun. Ice cubes. All these and every other object. Earth.
Expert Answer
Q. no.1)If a coil of wire is placed in a changing magnetic field, a current