Wiring Rules

Question 1

Wiring systems must not have excessive _____ ____.

Answer 1

Voltage Drop

Question 2

All wring materials must be _____.

Answer 2

Listed

Question 3

Overhead conductors must be kept at least ____ ft away from water wells.

Answer 3

20

Question 4

Aluminum conductors smaller than ____ may not be used.

Answer 4

6

Question 5

_____ construction must be energy efficient.

Answer 5

New

Question 6

Submerged electrical equipment _____ to be replaced

Answer 6

Needs

Question 6

Smoke alarms must be installed in every _____ area

Answer 6

Sleeping

Question 6

Submerged electrical wiring _____ need to be replaced

Answer 6

Might

Question 6

Each ____ of a dwelling unit must have a smoke detector.

Answer 6

Story

Question 7

A smoke detector must be installed in a living room at the end of a hallway if the ceiling in the living room is more than ____ higher than the hallway ceiling

Answer 7

24”

Question 8

______ alarms must be installed in attached garages.

Answer 8

Heat

Question 9

Carbon monoxide alarms must be installed outside each _____ area in a dwelling.

Answer 9

Sleeping

Question 10

Smoke alarms must get their power from the ______ wiring.

Answer 10

Building

Question 11

Smoke alarms must have ____ backup

Answer 11

Battery

Question 12

_____ alarms must be interconnected with the smoke alarms.

Answer 12

Heat

Question 13

Apartments must have an _______ and _____ fire alarm system

Answer 13

Automatic / Manual

Question 14

Electrical equipment associated with the heating system must be on a _____ circuit.

Answer 14

Separate

Question 15

Kitchens in public gathering places like schools and churches must have ___ 20 amp small appliance circuits

Answer 15

6

Question 16

Dwelling units must have ____ 20 amp small appliance circuits.

Answer 16

3

Question 17

Adjacent receptacle outlets above the kitchen countertops may not be on the ______ ______.

Answer 17

Same Circuit

Question 18

A 20 amp bathroom receptacle outlet circuit may not supply more than ____ bathrooms?

Answer 18

2

Question 19

Receptacles for sewer pumps and sump pumps do not require ____ protection.

Answer 19

AFCI

Question 20

GFCI protection is not required for a single receptacle for a sump pump as long as it is on a _____ circuit

Answer 20

Dedicated

Question 21

No point along a corridor may be more than ____ ft from a receptacle outlet for portable cleaning equipment.

Answer 21

25

Question 22

GFCI protection for the garage door opener receptacle is not required if you use a ____ receptacle.

Answer 22

Single

Question 23

AFCI protection is not required for a single receptacle supplying a refrigerator if its on a ______ circuit.

Answer 23

Dedicated

Question 24

A service must be ___ inch RMC or IMC?

Answer 24

2

Question 25

Outdoor service switches may be mounted no lower than __ ft above grade within __ ft of structure

Answer 25

2 / 10

Question 26

The smallest service allowed for a single family dwelling is ___ amps

Answer 26

100

Question 27

A 100 amp house panel requires ___ spaces, a panel over 100 amps but less than 200 amps requires ___ spaces and a 200 amp panel requires ___ spaces

Answer 27

20 / 30 / 40

Question 28

Service and feeder calculations for electric heat must be sized to ____%.

Answer 28

125%

Question 29

Outdoor overcurrent devices may not be mounted lower than ___ ft above grade.

Answer 29

2

Question 30

Switchboards and panelboards shall not be located where?

Answer 30

Bathrooms, clothing closets, stairways, or crawl spaces.

Question 31

A lighting standard is at least ___ ft high

Answer 31

12

Question 32

A #____ copper bonding jumper must be used to bond the lighting standard to the equipment grounding conductor and the ___ ft ground rod or ___ ft of 1/2" rebar.

Answer 32

8 / 10 / 20

Question 33

The grounding electrode conductor must be connected to the grounded service conductor in the enclosure for the ______ _______.

Answer 33

Service Disconnect

Question 34

EMT may not be used in a concrete slab that is in contact with the _____.

Answer 34

Earth

Question 35

Aluminum conduit may not be used in the earth or embedded in _______.

Answer 35

Concrete

Question 36

The range of outdoor temps in ND is considered to be ______ degrees F.

Answer 36

140

Question 37

Wiring must be brought up to the 2017 NEC standards where the wall covering has been removed from ____ walls.

Answer 37

All

Question 38

Metal raceways or _____ must be used when wiring a place of assembly

Answer 38

MC Cable

Question 39

Fire alarm cable must be placed in metal raceways when wiring a place of assembly unless the cable has a ___ hour fire rating.

Answer 39

2

Question 40

Not more than ___ extension ring may be used on a box

Answer 40

One

Question 41

Up to a ___ ft cord may be used for powering a fuel fired furnace in a dwelling unit

Answer 41

6

Question 42

Surge arrestors must be provided for all services in ___ ______.

Answer 42

Grain Elevators

Question 43

For externally illuminated exit signs the letters must be at least ____ " high.

Answer 43

6"

Question 44

The minimum lighting level for egress must be ___ ft-candle at floor level

Answer 44

1 ft