WorksheetsNEC code look up 2
Total questions: 10
Worksheet time: 5mins
Switches are generally wired so that all switching occurs in which conductor?
Bonding jumper
Grounded
Ungrounded
Neutral
How many general purpose lighting and receptacle breakers will be required on a 2500 sq foot home? You can only use 15 amp breakers.
2
3
4
5
An electrical equipment room is located in the area near the bathroom of a school. What is allowed to be stored inside the equipment room?
Dry goods
Nothing
Cleaning chemicals
Mop buckets and brooms
Conductors shall be permitted to be connected in parallel for service conductor wiring (electrically joined) as long as they are not smaller than _________?
2 AWG
1 AWG
1/0 AWG
2/0 AWG and larger
Blood borne pathogen training is required
every 6 years
monthly
annually
only once
In a dwelling unit if the laundry and the bathroom are in the same room what is the minimum branch circuits that will be required?
1
2
3
4
What is the wiring configuration of this transformer?
See/Saw
Delta/Delta
Delta/Wye
Delta/Star
How many phases are required to wire the transformer correctly?
1 phase
2 phase
3 phase
4 phase
If the transformer ratio is 10:1 what will be the input voltage needed if the secondary should be 10 volts?
1 volts
100 volts
10 volts
120 volts
What will be voltage drop on a circuit if wiring a shop that is 400 foot away from the house and using 12 AWG copper wire at 120 volt and a 20 amp breaker?
31.6 volts
23.9 volts
6 volts
66 volts
