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An existing fire alarm cable in a drop ceiling will be spliced. which one of
the following splice locations will comply with NFPA
70?=ANSWER=secured inside a listed box or enclosure
Any current in excess of the rated current of equipment of the ampacity of a
conductor. It may result from overload, short circuit, or ground
fault.=ANSWER=Overcurrent
At minimum, when working near power lines with voltage of 600 volts and
lower, an aerial lift operator shall maintain which distance from the
lines?=ANSWER=10 feet
At which height must cables be physically protected when being installed
within an exposed ceiling?=ANSWER=7
feet
,Ceilings that have solid structural or solid nonstructural members projecting
down from the ceiling surface more than 4 in. and spaced more than 36 in
apart, center to center.=ANSWER=Beam Construction
A device intended to provide protection from the effects of arc faults by the
recognizing characteristics unique to arcing and by functioning to de-
energize the circuit what an arc fault is detected=ANSWER=Arc-Fault
Circuit
Interrupter(AFCI)
A device suitable for connection to a circuit that has a sensor that responds
to a physical stimulus such as gas, heat, or smoke.=ANSWER=Detector
A load where the maximum current is expected to continue for 3 hours or
more.=ANSWER=Continuous Load
, A meter will be used to measure a horn strobe circuit current draw. Which
of the following statements is correct?=ANSWER=The meter should be
connected in
series with the circuit; it must be located before the first device(horn or
strobe). ?
A riser room temperature switch should activate when the temperature falls
below which level?=ANSWER=40 degrees F
Class 1 circuit=ANSWER=The portion of the wiring system between the
load side of the overcurrent device.
A circuit class is not monitored for integrity?=ANSWER=Class E
A Crew member has a suspected leg fracture. Before moving the crew
member, what is the recommended first step I'm treating the
injury?=ANSWER=Immobilize the leg