What is a solenoid? plz give this answer fast
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Answer:
a cylindrical coil of wire acting as a magnet when carrying electric current.
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Explanation:
A solenoid is just a coil of wire, but when you run a current through it, it becomes an electromagnet. ...
Examples of electromagnet solenoids include hotel door locks, water-pressure valves in air conditioning systems, MRI machines, hard disk drives, speakers, microphones, power
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