Tesla’s Egg of Columbus is a classic science experiment that involves using a rotating magnetic field to spin a copper egg to stand on end on its major axis due to gyroscopic action. This is a large Tesla’s Egg of Columbus that you can use for classroom demonstrations or your own experiments. It is 200W rated and works with 110v & 220v.
More gadgets like this: here
You can use this item with a PhiTop and other similar “eggs.” This Egg of Columbus is pretty heavy (25kg). It has a footprint of 37 x 37 x 15cm.
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