Electrical Basics
This unit measures electrical current.
What is an ampere?
The type of gloves used for electrical work.
What are insulated gloves?
What are insulated gloves?
This organization publishes the National Electrical Code (NEC).
What is the National Fire Protection Association (NFPA)?
What is the National Fire Protection Association (NFPA)?
This type of circuit has one path for current flow?
what is a series circuit?
The most common conductor material used in residential wiring.
What is copper?
What is copper?
The device used to complete or interrupt the flow of electricity in a circuit
What is a switch?
This tool checks if a circuit is energized.
What is a voltage tester?
The NEC is updated every this many years.
What is three years?
The opposition to current flow in a circuit is called this.
What is resistance?
This type of cable is commonly used for residential branch circuits.
What is non-metallic sheathed cable (Romex)?
What is non-metallic sheathed cable (Romex)?
The amount of voltage typically supplied to a standard U.S. household
What is 120/240 volts?
The term for the minimum safe distance from energized electrical lines.
What is approach distance?
The NEC article that covers grounding and bonding.
What is Article 250?
This is the formula for calculating electrical power.
What is P = IV (Power = Current × Voltage)?
The NEC requires that conductors carrying current be this size or larger.
What is 14 AWG?
The term for electricity flowing in one direction.
What is direct current (DC)?
This tool is used to strip insulation from wires without damaging the conductor.
What is a wire stripper?
What is a wire stripper?
This standard specifies requirements for wiring in damp locations.
What is Article 310?
The flow of electrons in a conductor.
What is electrical current?
A protective covering for underground wiring.
What is conduit?
This law states that current is directly proportional to voltage and inversely proportional to resistance.
What is Ohm's Law?
This document ensures safety procedures are followed during electrical work.
What is a lockout/tagout procedure?
What is a lockout/tagout procedure?
The term for electrical wiring methods approved by the NEC.
What is listed or labeled?
This waveform is standard for AC electricity in residential wiring.
What is a sine wave?
This type of outlet protects against ground faults.
What is a GFCI (Ground Fault Circuit Interrupter)?