Identical Bulbs in Series

Demo

3 25-W bulbs are connected in series to an AC switch

Concept Overview:

1. Current in a Series Circuit

Lecturer Instructions

Step(s) to Follow Expected Result
Connect the bulbs in series with the power source, one at a time.

As bulbs are added, they will decrease in brightness.


Alternate set-up with small bulbs and a battery:

3 small bulbs are connected in series to a 9-V battery

Video: 
Transcript: 

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Identifier: 
E&M: C - 025