5K20.27 - Giant Neodymium Magnet and Copper Sheet

Copper sheet and magnet

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PIRA Classification: 5K20.27

Description: A large (7/8" x 1") neodymium magnet (Nd2Fe14B) is rolled down a sheet of copper. As the angle of the sheet is increased, the motion moves from rolling to slipping. When the sheet is almost vertical, the magnet will leave the surface and float down. (COOL!)

Special Instructions: None

Condition: Good

Setup time: 1 minute

Safety Issues: Don't place the magnet near a computer or another magnet.