Electricity/Magnetism




Electromagnetic induction

5K20.50 Spinning Coke Can
Use: Demonstration of an effect of a varying magnetic field. Float an empty aluminum soft drink can with top removed in water. First show that a magnet will not noticeably attract can. Suspend horizontally a small but strong cylindrical magnet so it is inside but not touching can. Twist the string so the magnet spins. The can will start spinning also. Assembled as needed.

 
Setup: Minimal
Equations: NA
Safety Issues: None


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Copyright ©1996, James Clark