Electric Controller and Wiring System Quiz

What does being a 'qualified person' entail?

Having a basic knowledge of electrical outlets and panelboards.

Being able to outline lighting and use projectors professionally.

Being an expert in the construction operation of the apparatus and aware of the hazards involved. (correct)

Having a general understanding of the wiring system.

In the context provided, what is a 'nonautomatic control'?

Automatically manages current flow without human intervention.

Requires personal intervention but not necessarily manual control. (correct)

Refers to manual control without the need for personal intervention.

Involves a system that operates without any form of control.

What does 'Electric Sign' refer to?

Stationary electric equipment used for illumination purposes

Stationary electric equipment enclosed in a case to prevent accidental contact

Portable electric equipment designed to attract attention

Portable electric equipment with words or symbols for conveying information (correct)

What is the significance of a 'wall-mounted oven' based on the text?

It is an oven specifically designed for installation in or on a wall surface. Signup and view all the answers

How is 'Enclosed' defined in relation to electrical equipment?

Surrounded by a case to prevent accidental contact with live parts Signup and view all the answers

Which statement accurately describes an 'outline lighting' arrangement?

It highlights certain features like building shapes or window decorations. Signup and view all the answers

What does 'Explosion-proof Apparatus' refer to?

Apparatus that can withstand an explosion of specified gas or vapor and prevent ignition of surrounding gas Signup and view all the answers

How does a 'panelboard' differ from a 'switchboard' in the provided context?

A panelboard includes buses and may have automatic protective devices, while a switchboard does not. Signup and view all the answers

How is 'Accessible' defined as applied to equipment?

Guarded by locked doors, elevation, or other effective means Signup and view all the answers

'Raceway,' as per the provided content, refers to:

A channel designed exclusively for holding wires, cables, or busbars. Signup and view all the answers

How are terms defined in the National Electrical Code (NEC)?

Only in individual articles where they apply Signup and view all the answers

'Exposed', when related to wiring methods, means it is:

Wiring methods not suitably guarded, isolated, or insulated Signup and view all the answers

'Accessible' as applied to equipment permits close approach because it is not:

Guarded by locked doors Signup and view all the answers

What is the definition of 'Exposed' when applied to live parts?

Parts that can be approached closer than a safe distance by a person Signup and view all the answers

What does 'Ampacity' refer to in electrical terms?

Current-carrying capacity expressed in amperes Signup and view all the answers

'Externally Operable' equipment means:

Equipment capable of being operated without exposing the operator to live parts Signup and view all the answers

When is a term defined in Article 100 of the NEC?

If it is used in two or more articles of the NEC Signup and view all the answers

What is the meaning of 'Accessible' as applied to wiring methods?

Capable of being removed without disturbing the building structure or finish Signup and view all the answers