Short circuit
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A short circuit is an electrical circuit that allows an electric current to travel along an unintended path with no or very low electrical impedance. This results in an excessive current flowing throu
Tree limbs cause a short circuit during a storm, triggering an electrical arc.
Crowbar (circuit)
Videos
A crowbar circuit is an electrical circuit used for preventing an overvoltage or surge condition of an AC power supply unit from damaging the circuits attached to the power supply. It operates by putt
Crowbar Circuit