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Stockfoto - 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.

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.
Beeldnummer : 149078850
Media Type : Stockfoto
Auteursrecht : nemoris
3528 x 2296 px | 11.76 " x 7.65 " | 300dpi | JPG
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