wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

Nec practice test #2

Total questions: 10

Worksheet time: 50mins

Name
Class
Date
1.

Each multiwire branch circuit shall be provided with a means that will simultaneously disconnect all the ______ conductors at the point where the branch circuit originates.

a)

circuit

b)

grounded

c)

grounding

d)

ungrounded

2.

In other than dwelling locations, GFCI protection is required for all single-phase receptacles rated 150v to ground or less, 50A or less and three-phase receptacles rated 150v to ground or less, 100A or less in unfinished portions or areas of the basement.

a)

True

b)

False

3.

In addition to the number of branch circuits required by other parts of 210.11 at least _____ 120v, 20A branch circuit shall be provided to supply the bathroom(s) receptacle outlet(s)

a)

one

b)

two

c)

three

d)

four

4.

In a dwelling unit, at least one lighting outlet ____ shall be located at the point of entry to the attic, underfloor space, utility room, or basement where these spaces are used for storage or contain equipment requiring servicing.

a)

that is unswitched

b)

containing or controlled by a switch

c)

that is GFCI protected

d)

that is shielded from damage

5.

For the purposes of 210.71 , examples of rooms that are not meeting rooms include ______.

a)

auditoriums

b)

schoolrooms

c)

coffee shops

d)

all of these

6.

Receptacle outlets in meeting room fixed walls shall be installed in accordance with _____.

a)

210.52(A)(1)

b)

210.52(A) and (A)(2)

c)

210.52(A)(1) through (A)(3)

d)

210.52(A)(1) through (A)(4)

7.

When sizing a feeder for the fixed appliance loads in dwelling units, a demand factor of 75 percent of the total nameplate ratings can be applied if there are ______ or more appliances fastened in place on the same feeder.

a)

two

b)

three

c)

four

d)

five

8.

The load for electric clothes dryers in a dwelling unit shall be _____ watts or the nameplated rating, whichever is larger per dryer.

a)

1,500

b)

4,500

c)

5,000

d)

8,000

9.

For other than dwelling units or guest rooms of hotels or motels , the feeder and service calculation for track lighting shall be calculated at 150VA for every _____ ft of lighting track or fraction thereof unless the track is supplied through a device that limits the current to the track.

a)

1

b)

2

c)

3

d)

4

10.

Raceways on exteriors of buildings or other structures shall be arranged to drain and shall be ______ for use in wet locations.

a)

labeled

b)

listed

c)

approved

d)

b or c