VOCABULARY QUESTIONS WITH
ACCURATE ANSWERS RATED 100%
.
Arc - Correct Answer -A Luminous and potentially destructive flame or flash caused by
passage of electric current trough the air
Circuit - Correct Answer -the complete path that an electric current travels along
Circuit Breaker - Correct Answer -A safety switch that breaks the circuit when the current
becomes too high
Class A - Correct Answer -Lineman, Substation Electricians, Third Rail men, and C&S
employees who are trained and qualified to provide protection & work on electrification
system.
Class A ET Trainee - Correct Answer -Employee who has passed their 12month test and
Class A qualification.
Class B - Correct Answer -Mechanical department personnel trained to work on top of
electrical equipment in electrified territory.
Dead Section - Correct Answer -A de-energized and grounded section of the catenary system.
Class C - Correct Answer -Personnel qualified to preform work in electrified territory
De-Energized (Dangerous to Life) - Correct Answer -Electrical circuits/ apparatus
disconnected from the power sources are considered dangerous to life until tested De-
Energized and properly grounded.
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