30. Induction and Inductance
Faraday's Law
12:34 minutes
Problem 30e
Textbook Question
Textbook QuestionFIGURE P30.48 shows two 20-turn coils tightly wrapped on the same 2.0-cm-diameter cylinder with 1.0-mm-diameter wire. The current through coil 1 is shown in the graph. Determine the current in coil 2 at (a) t=0.05 s and (b) t=0.25 s. A positive current is into the figure at the top of a loop. Assume that the magnetic field of coil 1 passes entirely through coil 2.
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