@t345c
Attivo 3 anni, 2 mesi fa
Flick a switch and get instant power—how our ancestors would have loved electric motors! You can find them in everything from electric trains to
remote-controlled cars—and you might be surprised how common they are. How many electric motors are there in the room with
you right now? There are probably two in your computer for starters, one […] Visualizzare
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