ELECTRICAL CONTRACTOR LICENSING
CERTIFICATION EVALUATION TESTED
QUESTIONS COMPLETE ANSWERS
◉ The service drop cable running over a 4:12 or greater pitch roof
has to be ____ over the ridge.
Answer: 3'
◉ If you have a 8 gauge stranded aluminum cable running to a 40
amp breaker that goes to an electric stove and a 10 gauge single
strand copper cable running to a 40 amp breaker that goes to the
condenser unit, which one is wrong and how would you fix it?
Answer: The aluminum wire is too small for the breaker, it requires a
6 gauge wire
◉ In the sub panel the grounding bus bar has been bonded to the
neutral bus bar, this action is called what?
Answer: Parallel Paths
◉ Indoor staircases are required to have a three-way switch at the
top and bottom if they have __ or more risers.
Answer: 6
,◉ In a complete circuit the ___ wire carries the current with no
energy back to the source.
Answer: Neutral
◉ Every Home must have at least __ plumbing Vents extending
through the roof by at least __ inches.
Answer: 1 and 6 inches
◉ Minimum size for the bathroom drain fixtures?
Answer: 1 ¼ in
◉ Must have a union fitting on all pipes within __ feet of the water
heater?
Answer: 5 ft
◉ What does the R-Value mean in attic Insulation?
Answer: Resistant
◉ Electric Safety eye sensor should be __ Inches from floor?
Answer: 3 - 6"
◉ With a vapor Barrier there should be __ Sqft per __ of attic Space?
,Answer: 1 sq ft per 300 Sq ft
◉ What should a steam boil have to prevent cross connections?
Answer: BFP: back flow preventer
◉ _______ are any material which allow its electrons to move through
the material.
Answer: Conductors
◉ A complete circuit must include a ______.
Answer: Load
◉ The amount of energy is known as _____.
Answer: Amps
◉ The pressure behind electrical current is _____.
Answer: Volts
◉ The resistance to current flow is known as ______.
Answer: Ohms
, ◉ Higher Amp circuits need thicker wire gage because more amps
generate more _____.
Answer: Heat
◉ The rate of work or power is known as _____ .
Answer: Watts
◉ Doubling the ____ quadruples the amount of ____ generated.
Answer: Current / heat
◉ Service ____ are overhead from a utility pole and service ____ are
underground from a utility trench.
Answer: Drops / Laterals
◉ The neutral wire has the same _____ as the black/hot wire but does
not have the ____ to shock you.
Answer: Amps / Energy
◉ How many wires in a Three Phase service drop cable?
Answer: 4, (3) 120 volts and (1) neutral
◉ A Mansard style of roof is most likely to have leaks where?
CERTIFICATION EVALUATION TESTED
QUESTIONS COMPLETE ANSWERS
◉ The service drop cable running over a 4:12 or greater pitch roof
has to be ____ over the ridge.
Answer: 3'
◉ If you have a 8 gauge stranded aluminum cable running to a 40
amp breaker that goes to an electric stove and a 10 gauge single
strand copper cable running to a 40 amp breaker that goes to the
condenser unit, which one is wrong and how would you fix it?
Answer: The aluminum wire is too small for the breaker, it requires a
6 gauge wire
◉ In the sub panel the grounding bus bar has been bonded to the
neutral bus bar, this action is called what?
Answer: Parallel Paths
◉ Indoor staircases are required to have a three-way switch at the
top and bottom if they have __ or more risers.
Answer: 6
,◉ In a complete circuit the ___ wire carries the current with no
energy back to the source.
Answer: Neutral
◉ Every Home must have at least __ plumbing Vents extending
through the roof by at least __ inches.
Answer: 1 and 6 inches
◉ Minimum size for the bathroom drain fixtures?
Answer: 1 ¼ in
◉ Must have a union fitting on all pipes within __ feet of the water
heater?
Answer: 5 ft
◉ What does the R-Value mean in attic Insulation?
Answer: Resistant
◉ Electric Safety eye sensor should be __ Inches from floor?
Answer: 3 - 6"
◉ With a vapor Barrier there should be __ Sqft per __ of attic Space?
,Answer: 1 sq ft per 300 Sq ft
◉ What should a steam boil have to prevent cross connections?
Answer: BFP: back flow preventer
◉ _______ are any material which allow its electrons to move through
the material.
Answer: Conductors
◉ A complete circuit must include a ______.
Answer: Load
◉ The amount of energy is known as _____.
Answer: Amps
◉ The pressure behind electrical current is _____.
Answer: Volts
◉ The resistance to current flow is known as ______.
Answer: Ohms
, ◉ Higher Amp circuits need thicker wire gage because more amps
generate more _____.
Answer: Heat
◉ The rate of work or power is known as _____ .
Answer: Watts
◉ Doubling the ____ quadruples the amount of ____ generated.
Answer: Current / heat
◉ Service ____ are overhead from a utility pole and service ____ are
underground from a utility trench.
Answer: Drops / Laterals
◉ The neutral wire has the same _____ as the black/hot wire but does
not have the ____ to shock you.
Answer: Amps / Energy
◉ How many wires in a Three Phase service drop cable?
Answer: 4, (3) 120 volts and (1) neutral
◉ A Mansard style of roof is most likely to have leaks where?
