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1. nightf+(OP)[view] [source] 2020-04-27 01:35:56
Eddy currents. Why does a magnet move slowly down a copper tube?
replies(1): >>OkayPh+IL
2. OkayPh+IL[view] [source] 2020-04-27 12:10:50
>>nightf+(OP)
A changing magnetic field induces a current in a material, which creates an opposing magnetic field which slows the moving magnet.
replies(1): >>carapa+lP1
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3. carapa+lP1[view] [source] [discussion] 2020-04-27 19:31:05
>>OkayPh+IL
The kinetic energy turns into heat due to resistance to the induced current?
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