When Working on a High-Voltage System, It Is Best to Keep

question 56

Multiple Choice

When working on a high-voltage system, it is best to keep anyone who is not part of the service away from you and the car by creating a buffer zone around the car. Technician A makes sure the outside edges of the zone are at least one foot away from the car. Technician B places orange cones to define the outer boundaries of the zone. Who is correct?

• A) A only
• B) B only
• C) both A and B
• D) neither A nor B

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Definitions:

Evaporation

The process by which water and other liquids transform from their liquid state into vapor, a phase change that typically occurs at the surface of the liquid and can be influenced by temperature, pressure, and surface area.

Cohesion

The force that holds together molecules of the same substance, for example, the attraction between water molecules.

Sweat

A liquid produced by the body’s sweat glands, primarily composed of water, salts, and proteins, it functions to cool the body through evaporation.

Atoms

The basic units of matter, consisting of a nucleus surrounded by electrons.