Exam 1: Safety

The current and temperature sensors permit the AFCI to operate as a circuit ____________________.

A class ____ fire involves grease, combustible liquids, or gases.

____ are used to prevent people from being shocked.

____________________ is the force that pushes current through the circuit.

A class ____ fire involves burning metal.

When a person puts a lock on a piece of equipment to lock it out, the key is kept by ____.

A current of 20 to 30 milliamperes passing through the body will generally cause ____.

Article ____ of the NEC lists the requirements for grounding electrical systems.

OSHA part ____ deals mainly with regulations concerning electrical safety.

A GFCI will open the circuit when it detects a current difference of ____.

MSDS is an acronym for ______________________________.

The type of arc-fault that is very difficult to detect is the ____________________ type.

In order for a fire to burn, it must have oxygen, fuel, and ____________________.

The proper way to enter or exit a trench is by ____________________.

When using a straight ladder on a wall 20 feet high, the base of the ladder should be ____________________ feet from the wall.