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Lighting an LED with a Spike

Power Supply, Electromagnet with core, tap switch, LED

Concept Overview:

1. A voltage spike is produced by an inductor.

Lecturer Procedure

Step(s) to Follow Expected Result
Push the tap switch A voltage too small to light the bulb is created, therefore, nothing happens
Release the tap switch Light blinks brightly due to the voltage spike from the inductor
Transcript

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Identifier
E&M: Ind - 022