Agricultural Wiring Handbook Questions

Which organization is responsible for the National Electrical Code?

• National Fire Protection Association

• American Society of Agricultural and Biological Engineers

• Electric Power Research Institute

• National Rural Electric Cooperative Association

How often is the National Electrical Code updated?

• Every three years

• Every year

• Every five years

• Every ten years

What is covered in Section 2 of the document?

• Terms and Their Meaning

• General Requirements

• Wiring Materials

• Dairy Structures

Which section discusses 'Service From A Pole'?

• Section 20

• Section 21

• Section 22

• Section 23

What is the term used to describe the current in amperes that a conductor can carry continuously under the conditions of use without exceeding the temperature rating of its insulation?

• Ampacity

• Voltage

• Resistance

• Conductance

Which device is used to detect the presence of an arc in a circuit and interrupts current to reduce the chance of fire?

• Circuit Breaker

• Grounding Conductor

• Arc-Fault Circuit Interrupter (AFCI)

• Fuse

What is the purpose of a Ground-Fault Circuit Interrupter (GFCI)?

• To measure the floor area

• To protect against excessive current flow

• To detect and interrupt current leakage to prevent shocks

• To join metallic parts in a way that establishes a good electrical connection

What is a branch circuit?

• A device to protect against excessive current flow

• A portion of the wiring system extending from the final circuit breaker or fuse to the end of the circuit

• A concrete floor and surrounding points of contact for livestock

• A conductor that extends from a distribution panel

What is the function of a fuse in an electrical circuit?

• To join metallic parts

• To measure circuit capacity

• To protect against excessive current flow by opening the circuit

• To supply power to more than one receptacle

What is the unit of measure for power in the English system?

• Kilowatt-hour

• Kilowatt

• Horsepower

• Power factor