QUESTIONS AND CORRECT ANSWERS |
GRADED AND THE LATEST SERIES
Appliances
Ans: Equipment designed for a particular purpose (for example, using electricity
to produce heat, light, or mechanical motion) Appliances are usually self-contained,
are generally available for applications other than industrial use, and are normally
produced in standard sizes or types.
Question: Bonding bushing
Ans: A special conduit bushing equipped with a conductor terminal to accept a
bonding jumper. It also has a screw or other sharp device to bite into the enclosure
wall to bond the conduit to the enclosure without a jumper when there are no
concentric knockouts left in the wall of the enclosure.
Question: Bonding jumper
Ans: A bare or green insulated conductor used to ensure the required electrical
conductivity between metal parts required to be electrically connected. Bonding
jumpers are frequently used from a bonding bushing to the service-equipment
enclosure to provide a path around concentric knockouts in an enclosure wall, and
they may also be used to bond one raceway to another.
Question: Branch circuit
Ans: The portion of a wiring system extending beyond the final overcurrent
device protecting a circuit
Question: Feeder