T&D POWER SKILLS LINEWORKER APPRENTICE TRAINING PROGRAM CHAPTER 3 EXAM QUESTIONS WITH COMPLETE SOLUTIONS.

T&D POWER SKILLS LINEWORKER APPRENTICE
TRAINING PROGRAM CHAPTER 3 EXAM




1. A steps down transmission voltage to distribution voltage.-



ANS >>> Substation transformer



2. In a typical distribution system, electricity at (primary or secondary) is
supplied to a customer. ANS >>> Secondary



https://www.stuvia.com/user/CULTIVATED 1/6

, 3. Primary distribution voltage is



A) Applied to a distribution system by substation transformer



B) The voltage of the electricity supplied to the costumer



C) Applied to distribution lines in a service area



D) Both a and c



E) Both b and c ANS >>> D) Both a and c



4. True or false. A transformer improves the overall efficiency of a distribution
system by increasing the amount of usable power that can be supplied to a
customer ANS >>> False



5. During high voltage charges, provide a way of directing excess
current to ground. ANS >>> Surge arresters



6. List the three elements that most distribution transformers have in com-
mon. ANS >>> A) ferrous metat core
https://www.stuvia.com/user/CULTIVATED 2/6