PIRA 5J10.20: Inductance: DC Back EMF
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Photo of the Demonstration at the University of Texas at Austin.
Instructions / Notes:
- A 3 Henry Inductor is connected to a 37 volt DC circuit with the knife switch closed.
- The bulb glows dimly until the knife switch is opened.
- When the switch is opened, the bulb flashes brightly for a brief moment.
Drawing is by Courtesy of the University of Minnesota.
Last Updated 10/98 - University of Texas at Austin Physics Department - All Rights Reserved
