How much energy is stored in the inductor

Question # 00766579 Posted By: Abiled Updated on: 06/24/2020 05:36 AM Due on: 07/02/2020
Subject Physics Topic General Physics Tutorials:
Question
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Question: Consider the circuit above, which is powered by a 9-V battery. Switch S is opened at t = 0 after having been closed for a long time.

(a) How much energy is stored in the inductor at t = 0? mJ

(b) What is the instantaneous rate of change of the inductor's energy at t = 0? W

(c) What is the average rate of change of the inductor's energy between t = 0.0 and t = 1.0 s? W

(d) How long does it take for the current in the inductor to reach 0.050 times its initial value? ms

 

 

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