ELECTRICITY LEVEL 4, SECTION 12 STUDY GUIDE WITH COMPLETE SOLUTION!!

ELECTRICITY LEVEL 4, SECTION 12 STUDY GUIDE
WITH COMPLETE SOLUTION!!
Which of the following is an approved wiring method allowed in fire-rated
construction?

answers: Metal-clad (MC) cable

Footlights in a stage that are designed to disappear into a storage recess when not
in use must be designed so that



answers: the power supply is automatically disconnected when the lights are
retracted

A carnival ride properly powered through a disconnect switch within 6 feet (1.8 m)
of the operator can also be opened from the operator's console using a



answers: shunt trip

According to the NEC, the cables on agricultural buildings must be secured within
how many inches of the box, cabinet, or fitting to which the connect?



answers: 8 inches

In agricbuildings the require equipontential planes, the equipotential plane must be
bonded to the grounding system with a bare or insulated solid copper wire no
smaller than



answers: No 8 AWG

In temporary installations, single insulated feeder and branch circuit conductors
may be used to supply power for temporary testing, emergencies, experiments, and
development work where accessible