OSHA
A physical hazard that can threaten safety is _____.
Heat, Noise, and Underground Utilities
The NEC is _____.
for the practical safeguarding of persons and property
90.1 (A)
Article 200 provides the requirements for _____.
identification of terminals, grounded conductors in premises wiring systems, identification of grounded conductors
200.1(1), (2), and (3)
A dwelling unit containing three 120V small-appliance branch circuits has a calculated load of _____ VA for the small-appliance circuits.
4,500 VA
220.52(A)
Feeder taps are permitted to be located at any point on the load side of the feeder overcurrent protective device. True or False?
True
240.21(B)
A conductor of electricity includes _____.
Perspiration
A(An) _____ is a device that changes direct-current input to an alternating-current output.
inverter
100 DEF
All 125V through 250V receptacles supplied by single-phase branch circuits rated 150V or less to ground installed in dwelling unit boathouses shall have _____ protection for personnel.
GFCI
210.8(A)(8)
A building or structure shall be supplied by a maximum of _____ service(s), unless specifically permitted otherwise.
one
230.2
Circuit breakers used to switch 120V and 277V fluorescent lighting circuits shall be listed and marked _____.
SWD or HID
240.83(D)
Four basic components are needed for a fire to start and they are _____.
fuel, an ignition source, oxygen, and a chain reaction
Where electrical conductor material is not specified, the sizes given in the NEC shall apply to _____ conductors.
copper
110.5
Where a portion of a feeder is connected at both its supply and load ends to separately installed pressure connections in accordance with 110.14(C)(2), it shall be permitted to have an allowable ampacity _____ the sum of the continuous load plus the noncontinuous load.
not less than
215.2(A)(1)(a) Ex 2
Conductors other than service conductors shall not be installed in the same _____ in which the service conductors are installed.
service raceway or cable
230.7
Metal enclosures and raceways containing service conductors shall be connected to the grounded system conductor if the electrical system is grounded. True or false?
True
250.80
The first step in accomplishing lockout/tagout is to _____.
prepare for shutdown
NFPA 70E, Standard for Electrical Safety in the Workplace, provides guidance, such as determining severity of potential exposure, planning safe work practices, arc-flash labeling, and selecting _____.
personal protective equipment
110.16(B) Note 1
Feeder conductors shall be permitted to be sized at 100 percent of the continuous and noncontinuous load where a portion of the feeder is connected at both its supply and load ends to separately installed pressure connections. True or False?
True
215.2(A)(1)(a) Ex 2
Overhead feeder and branch circuit spans of open conductors and open multiconductor cables of not over 1,000V, nominal, shall have a clearance of not less than _____ ft over residential property and driveways.
12
225.18(2)
Outside secondary conductors can be of unlimited length without overcurrent protection at the point they receive their supply if the conductors _____.
are protected from physical damage, terminate at a single overcurrent device equal to or less than their ampacity, and the overcurrent device is part of the building disconnect
240.21(C)(4)(1), (2), and (3)
The type(s) of materials that can cause eye injuries include(s) _____.
Dust, Metals, and Vapors
As applied to electrical equipment, the term "reconditioned" may be interchangeable with the term(s) "_____."
rebuilt, refurbished, remanufactured
110.21(A)(2) Note 2
All 125V through 250V receptacles located outdoors of dwelling units and supplied by single-phase branch circuits rated 150V or less to ground shall have GFCI protection for personnel except where receptacles that are not readily accessible and are supplied by a branch circuit dedicated to electric _____ equipment shall be permitted to be installed in accordance with 426.28 or 427.22, as applicable.
snow-melting, de-icing, pipeline and vessel heating
210.8(A)(3) Ex
Underground service conductors that supply power to limited loads of a single branch circuit shall not be smaller than _____.
12 AWG copper
230.31(B) Ex
What is the minimum size copper equipment bonding jumper for a 40A rated circuit?
10 AWG
250.102(D) and Table 250.122