NEC Electrical

Question 0

To insure that residential wiring is correctly and safely installed most communities have adapted what for their communities?

Answer 0

Local electric codes

Question 1

A well planned, properly installed residential wiring system will:

Answer 1

Supply all of a home owners electrical needs, be safe, be convenient

Question 2

The first national electric code was established in:

Answer 2

1911

Question 3

What group sponsors the NEC?

Answer 3

National fire protection Association

Question 4

The natural electric code is commonly called the:

Answer 4

The code or NEC

Question 5

The purpose of the national electric code is to:

Answer 5

Provide information to assure the safe installation of electrical wiring for the protection of life and property

Question 6

The NEC is revised every:

Answer 6

Three years

Question 7

When is the natural electric code a law?

Answer 7

It does not care the force of law unless adopted by a the governing body where it will be applied

Question 8

What group may include special code requirements in addition to those found in the national electric code?

Answer 8

Local authorities

Question 9

Most localities require what before the electrical installation can begin?

Answer 9

And electrical permit

Question 10

Who is the final authority in expecting local codes and the NEC?

Answer 10

The local inspector

Question 11

Local code amendments may:

Answer 11

Exceed the standards of the NEC and never fall below the minimum standards defined by the code.

Question 12

A research and testing organization a test electrical materials determine if electrical products meet minimum standards for safety and quality is:

Answer 12

Underwriters laboratory.

Question 13

Electrical device and equipment that bears the underwriters laboratory certification Mark meet what kind of standards?

Answer 13

Minimum safety standards

Question 14

Electrical testing organizations include:

Answer 14

Underwriters laboratory, intertek testing services, Canadian standards Association

Question 15

What is a product testing and certification organization that assures electrical products are manufactured and conform to industry standards?

Answer 15

Intertek testing services

Question 16

An organization that testing certifies electrical products and equipment in Canada is?

Answer 16

Canadian standards Association

Question 17

An Amp is:

Answer 17

The rate at which electrical current is measured

Question 18

Cable is defined as:

Answer 18

Two or more conductors group together in a single unit covered by a protective sheath

Question 19

A circuit is defined as:

Answer 19

A pass through which current flows

Question 20

A circuit breaker is defined as:

Answer 20

A safety device that provides overcurrent protection for a circuit

Question 21

Conductor is defined as:

Answer 21

A safety device used control the flow of electricity in a circuit

Question 22

Current is defined as:

Answer 22

Movement of electrons through an electrical conductor

Question 23

A grounding conductor is defined as:

Answer 23

A conductor that transmits electrical current to the earth in the event of a short circuit

Question 24

What is the definition for a grounded circuit conductor?

Answer 24

The conductor that returns current under zero pressure

Question 25

What is the ground fault circuit interrupter?

Answer 25

A device that provides protection for people against shock from a short circuit

Question 26

Define hot conductor:

Answer 26

Conductor that carries electrical current to the load and an ungrounded conductor

Question 27

Define load:

Answer 27

Common name for electrical equipment and devices connected to an ungrounded conductor

Question 28

Define outlet:

Answer 28

Point on a circuit at which current is utilized for receptacles, switches, lighting, appliances, etc.

Question 29

Define neutral conductor:

Answer 29

Conductor that carries only the ampere imbalance between two ungrounded conductors.

Question 30

Define pigtail:

Answer 30

Short wire, used to connect 2/more wires

Question 31

An important consideration for any electrical job is:

Answer 31

Safety

Question 32

What type power tools should be used?

Answer 32

UL listed & double insulated

Question 33

For safety, hand tools used in electrical work should:

Answer 33

Have insulated handles

Question 34

How are power extension cords to be pulled out of a receptacle:

Answer 34

Grasp & pull directly on the plug

Question 35

The use of portable & permanent ground fault circuit during construction will help prevent:

Answer 35

Electrical shock

Question 36

What type ladders are safe in electrical work?

Answer 36

Wood or fiberglass

Question 37

Without testing the circuit, what should never be assumed?

Answer 37

That it is not energized

Question 38

What is the tool that test circuits for voltage and continuity?

Answer 38

Volt-ohm meter

Question 39

On a wooden floor house what is the horizontal framing member that attached to the steel plate and form the structural support for the floor and walls?

Answer 39

Floor joist

Question 40

On a wooden floor house what is the wood or metal structure which wrist on the top of the foundation and forms a frame which the floor joist or attached?

Answer 40

Sill plate

Question 41

On my wood floor house the floor joist are usually what dimension lumber?

Answer 41

2 by 8, 2 by 10, 2 by 12

Question 42

The lower horizontal structural parlaying law frame that rest on the subfloor concrete slab is called:

Answer 42

Bottom plate

Question 43

Vertical board to the wall framework is:

Answer 43

Wall studs

Question 44

Walls studs are made of what dimension lumber?

Answer 44

2 x 4 or 2 x 6

Question 45

The top horizontal portion of the wall framework is:

Answer 45

Top plate

Question 46

The top plate is made up of what dimension lumber?

Answer 46

2 x 4 or 2 x 6

Question 47

The horizontal framing members that rest on top of the wall framing studs and forms the ceiling framework is:

Answer 47

Ceiling joist

Question 48

The framework supported by the top plate informed through structure on the building are:

Answer 48

Rafters

Question 49

What is defined as an electrical circuit?

Answer 49

Two more conductors through which electrical current flows from a power source to electrical cable to one or more outlets

Question 50

Electrical cable is compromised of two or more wires which are usually made of what?

Answer 50

Copper or aluminum

Question 51

The local power supplier or utility company in our area is what company?

Answer 51

REA, Southwestern Electric Power Company, energy Corporation

Question 52

Kitchen countertop small appliance circuits may serve:

Answer 52

Only receptacles outlets in other adjacent room such as the pantry breakfast room and dining room

Question 53

Another name for individual equipment circuits is?

Answer 53

Dedicated circuits

Question 54

The NEC requires the bathrooms be served by special 20 ampere circuit to serve:

Answer 54

Only bathroom and no other outlets are allowed to be connected to the circuit

Question 55

Quiring plan supply By who usually often indicate the circuit routes by a system of lines that connect the outlets and switches in the wiring system?

Answer 55

Architectural and electrical engineering firms