Intro to Electrical Trade

Installing nail-on device boxes, panelboards, and lighting fixtures in new houses are tasks performed by _____.

• commercial electricians
• electrical maintenance technicians
• electrical maintenance technicians
• residential electricians

Electrical contractors typically employ?

• commercial electricians
• industrial electricians
• maintenance electricians
• E&I technicians

Industrial electricians are generally split into two groups: maintenance personnel and _____.

• contractors
• installers
• instrumentation specialists
• supervisors

Electricians that work with three-phase power, motors, and motor control systems most likely work in?

• apartment buildings
• office buildings
• industrial facilities
• residential construction

Why must an arcing device be contained within a special enclosure?

• To prevent the ignition of hazardous vapors
• To keep out dust and protect the device
• To allow gases and vapors to enter the conduit system
• To lock out any unauthorized users of the device

An electrician who must know now to disassemble and reassemble magnetic motor starters is a(n)?

• residential electrician
• commercial electrician
• industrial electrician
• industrial maintenance electrician

Before awarding a journeyman certificate, a typical electrical apprenticeship program requires 144 hours per year of?

• classroom instruction
• off-site training
• safety training
• on-the-job learning

Which of the following describes the standard in NFPA 70E?

• A worker with a disability has equal rights to employment.
• Employers with more than ten employees must keep records of work-related injuries and illnesses.
• Safe work practices must be applied when working on or near exposed energized parts.
• All tools, equipment, and machines must be inspected by the employer before use.

Once you have been given an assignment and all the procedures and safety guidelines are fully understood, you should?

• wait 24 hours before starting on the project
• wait until the area supervisor gives the okay to start
• assume responsibility for the task without further reminders
• find a co-worker to help with the project

Before awarding a journeyman certificate, a typical electrical apprenticeship program requires 8,000 hours of?

• safety training
• off-site training
• classroom instruction
• on-the-job learning