Electrical Capstone 122 Review End Of Sem Exam Simple Questions And Answers
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Electrical Capstone
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Electrical Capstone
"Scaffolds where platforms are overlapped to create a long platform, the overlap shall occur only over supports, and shall not be less than 12 inches (30 cm) unless the platforms are nailed together or otherwise restrained to prevent movement." - ️️True
12 gauge NM-B cable has a maximum curre...
Electrical Capstone 122 Review End Of
Sem Exam Questions
"Scaffolds where platforms are overlapped to create a long platform, the overlap shall
occur only over supports, and shall not be less than 12 inches (30 cm) unless the
platforms are nailed together or otherwise restrained to prevent movement." - ✔️✔
️True
12 gauge NM-B cable has a maximum current rating of _______ amps. - ✔️✔️20
14 gauge NM-B cable has a maximum current rating of _______ amps. - ✔️✔️15
A 240 volt, single-phase, 30 ampere-rated, electric clothes dryer will have a VA rating of
____. - ✔️✔️7,200
A Class A GFCI is a device that trips when the __ to ground has a value of 4mA to 6mA.
- ✔️✔️current
A GFCI - ✔️✔️detects a difference in current between the black and white wires.
A GFCI - ✔️✔️protects people from electrical shock
A GFCI - ✔️✔️trip in 1/40th of a second.
A ground rod is required to be driven a MINIMUM of ____ feet into the soil. - ✔️✔️8
A ground rod must be a minimum of _____ in length. - ✔️✔️8 feet
A grounding conductor is the conductor that connects electrical equipment or the
grounded conductor to the ___ - ✔️✔️grounding electrode
A metal underground water pipe may serve as a grounding electrode if it is in direct
contact with the earth for at least ____ feet or more. - ✔️✔️10
, A motor is a dynamo that used to change - ✔️✔️electrical energy into mechanical
energy.
A motors _________ determines what proportion of the total electrical power is active
power and what proportion is reactive power. - ✔️✔️power factor
A person with a serious electrical injury should be moved - ✔️✔️only if in immediate
danger
A receptacle is installed outdoors on the porch of a dwelling unit. The receptacle is
located such that it is near the open railing of the porch, but it is at a height of 7 feet
above grade level. Which of the following best describes Code requirements for
installation of this receptacle? - ✔️✔️It must be GFCI protected as it is outside
A shorted component in a series circuit provides _______ - ✔️✔️no resistance to
current flow
A(n) ___ is an enclosed channel of metal or nonmetallic materials used to contain the
wires or cables of an electrical system - ✔️✔️raceway system
According to OSHA safety regulations, guardrails or a personal fall arrest system is
required for workers on scaffolding ___________ ft. or higher. - ✔️✔️10
According to OSHA safety regulations, guardrails/toprail on scaffold platforms must be
between ________ inches and _______ inches. - ✔️✔️38,45
According to OSHA safety regulations, load carrying timber members must be a
minimum of ___________ lb-f/in squared construction grade lumber. - ✔️✔️1500
According to OSHA safety regulations, platforms must be at least _____in. wide or
guardrails and personal fall arrest systems must be used.. - ✔️✔️18
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