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Transcript
IC-W14D1-1 Group Problem: Inductor A solenoid has length l, radius a, and N turns 1) What is its self-inductance L? 2) Charge to current I0 then release through resistor R. What is I(t)? 3) What, as a function of time, is the electric field induced on its inner surface? 4) What is the Poynting vector there? 5) What is total power exiting (integrate S)? 6) Where is the power going? Prove it! P33- 24