Electricity level 4, section 12 Exam Questions
And Answers
Which of the following is an approved wiring method allowed in
fire-rated construction? -
correct answer ✅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 -
correct answer ✅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 -
correct answer ✅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? -
correct answer ✅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 -
correct answer ✅No 8 AWG
, Electricity level 4, section 12 Exam Questions
And Answers
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 -
correct answer ✅to qualified persons only
Individual freestanding partitions or groups of them secured
together can be powered using a single flexible cord, provided that
there are no more than -
correct answer ✅thirteen 125V, 15A receptacles
When two or more wired partitions are electrically connected
together, the cord must be terminated at an attachment plug-and-
cord connector equipped with a -
correct answer ✅strain relief device
If two separate receptacles having different voltages and amperage
ratings are installed in a single boat slip, the total load calculation
must include -
correct answer ✅only the receptacle with the higher VA demand
And Answers
Which of the following is an approved wiring method allowed in
fire-rated construction? -
correct answer ✅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 -
correct answer ✅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 -
correct answer ✅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? -
correct answer ✅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 -
correct answer ✅No 8 AWG
, Electricity level 4, section 12 Exam Questions
And Answers
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 -
correct answer ✅to qualified persons only
Individual freestanding partitions or groups of them secured
together can be powered using a single flexible cord, provided that
there are no more than -
correct answer ✅thirteen 125V, 15A receptacles
When two or more wired partitions are electrically connected
together, the cord must be terminated at an attachment plug-and-
cord connector equipped with a -
correct answer ✅strain relief device
If two separate receptacles having different voltages and amperage
ratings are installed in a single boat slip, the total load calculation
must include -
correct answer ✅only the receptacle with the higher VA demand
