The value of current, time, or both at which an adjustable circuit breaker is set to trip is
known as?
A) Inverse time
B) Ampacity
C) Automatic
D) Setting - ANSWER D) Setting.
Art. 100 Defintions
The cross-sectional area of three or more THW conductors in a conduit must not exceed
what percent of the cross-sectional area of the conduit?
A) 30%
B) 40%
C) 50%
D) 60% - ANSWER B) 40 %
Chapter 9 Table 1
EMT must be supported within what distance from an outlet box, junction box, device box,
cabinet, conduit body or other terminations?
A) 3 feet
1
,B) 4 feet
C) 5 feet
D) 6 feet - ANSWER A) 3 feet
Article 358.30 (A)
When a branch circuit feeds both noncontinuous and continuous loads, the circuit must be
sized to accommodate 100% of the noncontinuous load plus what percent of the continuous
load?
A) 110%
B) 115%
C) 120 %
D) 125% - ANSWER D) 125%
Article. 210.20 (A)
What is the allowable Ampacity of a 600 MCM copper conductor type TW?
A) 300 Amps
B) 350 Amps
C) 355 Amps
D) 400 Amps - ANSWER B) 350 Amps
Table- 310.16
The name given to a system or circuit conductor that is intentionally grounded is?
2
, A) Grounding Conductor
B) Bonding Conductor
C) High-leg conductor
D) Grounded or neutral conductor - ANSWER D) Grounded or Neutral Conductor
Article 100 Definitions
The panels of switchboards must be made of?
A) Moisture resistant, noncombustible material
B) Raintight material
C) Impact-resistant material
D) Waterproof material - ANSWER A) Moisture-resistant, noncombustible material
Article 408.50
A metal pole supporting a light fixture shall have an accessible handhole not less than
________ inches?
A) 2 X 6 inches
B) 3 X 4 inches
C) 2 X 4 inches
D) 4 X 8 inches - ANSWER C) 2 X 4 inches
Article 410.30 (B) (1)
The largest standard rating for fuses and inverse time circuit breakers is?
3
known as?
A) Inverse time
B) Ampacity
C) Automatic
D) Setting - ANSWER D) Setting.
Art. 100 Defintions
The cross-sectional area of three or more THW conductors in a conduit must not exceed
what percent of the cross-sectional area of the conduit?
A) 30%
B) 40%
C) 50%
D) 60% - ANSWER B) 40 %
Chapter 9 Table 1
EMT must be supported within what distance from an outlet box, junction box, device box,
cabinet, conduit body or other terminations?
A) 3 feet
1
,B) 4 feet
C) 5 feet
D) 6 feet - ANSWER A) 3 feet
Article 358.30 (A)
When a branch circuit feeds both noncontinuous and continuous loads, the circuit must be
sized to accommodate 100% of the noncontinuous load plus what percent of the continuous
load?
A) 110%
B) 115%
C) 120 %
D) 125% - ANSWER D) 125%
Article. 210.20 (A)
What is the allowable Ampacity of a 600 MCM copper conductor type TW?
A) 300 Amps
B) 350 Amps
C) 355 Amps
D) 400 Amps - ANSWER B) 350 Amps
Table- 310.16
The name given to a system or circuit conductor that is intentionally grounded is?
2
, A) Grounding Conductor
B) Bonding Conductor
C) High-leg conductor
D) Grounded or neutral conductor - ANSWER D) Grounded or Neutral Conductor
Article 100 Definitions
The panels of switchboards must be made of?
A) Moisture resistant, noncombustible material
B) Raintight material
C) Impact-resistant material
D) Waterproof material - ANSWER A) Moisture-resistant, noncombustible material
Article 408.50
A metal pole supporting a light fixture shall have an accessible handhole not less than
________ inches?
A) 2 X 6 inches
B) 3 X 4 inches
C) 2 X 4 inches
D) 4 X 8 inches - ANSWER C) 2 X 4 inches
Article 410.30 (B) (1)
The largest standard rating for fuses and inverse time circuit breakers is?
3
