Article 310 provides the general requirements for conductors, except those that are an integral part of equipment or are part of flexible cords or fixture wires. The most prominent feature of Art. 310 ...

Equipment: A compass, iron filings, a current carrying conductor and a 40 Amp power supply. What it does: The compass shows the direction of the field lines around the conductor. The iron filings line ...

Fleming’s Left Hand Rule can be used to determine the direction of the force, current or magnetic field. This force forms the basis of the electric motor. A current carrying conductor creates its own ...

Equipment: A strip of aluminum foil, a 6V battery, one to four homemade horseshoe magnets, two brass weights and two patch cords. What it does: When conducting, the aluminum foil strip ‘jumps’ up or ...

This article discusses how Hall effect integrated circuits provide non-intrusive current sensing techniques and safe, isolated detection of high current levels without dissipating the sizable amounts ...