Lecture Demos: Electricity and Magnetism, 5K10.20

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Induction Coil, Magnet, Galvanometer

Induction Coil, Magnet, Galvanometer

A galvanometer is activated by placing a magnet near an induction coil and rotating the induction coil.

PIRA Code(s): 
5K10.20
Set up time: 
1 minute
Physics and Science Concepts: 
Electromagnetic Induction, Electricity and Magnetism
Operation: 
Hook the leads from the galvanometer to the induction coil. Place a magnet in front of the coil. Turn the crank and the needle on the galvanometer should move. The connection between the galvanometer and the loop changes polarity every half turn.
Safety: 
Magnet is extremely strong so do not place metal objects near it.

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