Magnet Magnet In a dynamo, a magnet is surrounded by an iron core wrapped in wire. As the magnet rotates (from the motion of a bike wheel for instance), its field lines cut the iron core. This induces a voltage in the wire, and if the wire is part of a circuit, it is a.
College College “BUZZ! BUZZ! BUZZ!” Mid-winter and about a few degrees above zero. My alarm clock breaks the silence with a triumphant polyphonic ring. I give a long look to my screaming clock, staring at it, almost as if it was mystical and mysterious. I was puzzled at what it told me. The number six.
