30. Induction and Inductance
LR Circuits
8:52 minutes
Problem 30a
Textbook Question
Textbook QuestionA 50 cm solenoid with 1000 turns has an inductance of 20 mH. b. Flipping a switch disconnects the inductor from the battery and connects it to a resistor. What is the value of the resistance if the magnetic field decreases by 50% in 150 μs?
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