wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

HW_Un3 CUA

Total questions: 26

Worksheet time: 13mins

Name
Class
Date
1.

What color is the hot wire?

a)

White

b)

Black

c)

Green

d)

Bare

2.

Which wire goes to the silver screw?

a)

The white wire.

b)

The black wire.

c)

The bare wire.

d)

No wire connect there.

3.

Bare copper wire is considered to be ...

a)

Neutral

b)

Hot

c)

Ground

d)

Positive

4.

It shows the lighting and switch connections

a)

Floor plan

b)

Lighting Lay out

c)

Power Lay out

d)

Riser Diagram

5.

This symbol represents a ............

a)

angry circle

b)

bulb

c)

Resistor

d)

cell

6.
The electrical symbol represents...?
a)

Outlet

b)

Fuse

c)

Light

d)

Switch

7.

What gauge of wire is typically used for 15 amp circuits?

a)

10 ga

b)

12 ga

c)

14 ga

d)

16 ga

8.

What do we call the "hot" wires on a 3-way switch?

a)

Transistors

b)

Transitioners

c)

Travelers

d)

Intermediates

9.

4 way switches are used for _________________.

a)

Controlling 4 lights

b)

Controlling lights from 2 locations

c)

Controlling lights from 3 or more locations

10.

Single pole switches are used for _________________.

a)

Controlling lights from 1 location

b)

Controlling lights from 2 locations

c)

Controlling lights from 3 or more locations

11.

When stripping insulation off of individual conductor it should be ________to_________

a)

1/4' to 5/16"

b)

1/2" to 5/8"

c)

5/8" to 1"

d)

1/8" to 1/4"

12.

When a wire is connected to a terminal screw it is done in a ________________ manner

a)

Counterclockwise

b)

Clockwise

c)

Back and forth

d)

All of the above

13.

Most electrical prints are 17" X 22" or larger

a)

True

b)

False

14.

What is this?

a)

SPST Switch

b)

4 Way Switch

c)

3 Way Switch

d)

Pilot Light Switch

15.

What is this?

a)

SPST Switch

b)

4 Way Switch

c)

3 Way Switch

d)

Pilot Light Switch

16.

What is this?

a)

SPST Switch

b)

4 Way Switch

c)

3 Way Switch

d)

Pilot Light Switch

17.

What is this?

a)

SPST Switch

b)

4 Way Switch

c)

3 Way Switch

d)

Pilot Light Switch

18.

What is this?

a)

Outlet

b)

Combo Switch Outlet

c)

Special Outlet

d)

Two ways switch outlet

19.

In the event of an excessive flow of current, fuses and circuit breakers are designed to protect a circuit by

a)

A. opening only during component start up

b)

B. opening and interrupting the flow of electricity through the circuit

c)

C. opening only during a short circuit

d)

D. limiting the amount of current flow

20.

As a general rule, the amount of conductor that should be bare to allow for proper connection is:

a)

2/8ths of an inch

b)

6 inches

c)

1 inch

d)

1 foot

21.

What type of grounding it is if the earth ground is connected to non-conducted materials such as conduit, cable tray?

a)

Earth grounding

b)

Equipment grounding

c)

Ground fault

d)

System grounding

22.

What type of grounding it is if the earth ground is connected to the

neutral points of current carrying conductor of a transformer or other

machines?

a)

Earth grounding

b)

Equipment grounding

c)

Ground fault

d)

System grounding

23.

How do we call the connection of ground wire to the ground rod?

a)

Bonding

b)

Grounding

c)

Soldering

d)

Welding

24.
Rubber is a insulator.
a)
true
b)
false
25.

What kind of Pliers is this?

a)

Cutter

b)

Long Pliers

c)

Long Nose Pliers

d)

Long Cutter

26.
a)
phillips tip screwdriver
b)
Regular or flat head screwdriver
c)
torque wrench
d)
awl