alternating
button
circuit
coil
current
demonstration
education
educative
electricity
electromechanics
experiment
hand
hover
human
induction
iron
kernel
laboratory
magnetic
magnetism
nature
orange
physics
power
pressed
red
repulsion
ring
school
science
scientific
setup
short
transformation
transformer
turns
tutorial
university
voltage
windings
定額
A metal ring hovers on the iron kernel of a coil as alternating current is connected to the coil when a red key is pressed. The metal ring is exposed to magnetic repulsion from the coil.の素材 [FY310149078850]
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