Insulator, Porcelain. An insulator made of porcelain and used to support a wire.
Intensity. The intensity or strength of a current is its amperage. The strength of a magnetic field, its power to attract or magnetize.
Internal Circuit. (See [Circuit, Internal].)
Internal Resistance. (See [Resistance, Internal].)
Interrupter. A circuit-breaker. Any device which breaks or interrupts a circuit. It may be operated by hand or automatically.
The vibrator of an induction-coil.
The commutators of an armature.
Isolated Plant. The system of supplying electric energy by independent generating dynamos for each house, factory, or traction line.
Isolation, Electric. A term applied to “electric sunstroke.” Exposure to powerful arc-light produces effects resembling those of sunstroke.