Lesson 9 — Transformers and Power Transmission#
Why transmission runs at high voltage, the turns ratio, and line losses.
Objectives covered
1.6 — I can use a transformer’s turns ratio, input voltages and currents, and output voltages and currents to calculate the efficiency, source voltage, and current of a power transmission system with one or more transformers.
Reading
Transformers and Power Transmission
The course reading for Objective 1.6.
FlashcardsReview deck
Key terms, equations, and ideas from this lesson, in a self-test deck.
SlidesLesson 9 deck
The slides used in class, as a PDF.
Practice ProblemsWork these before the quiz
Ungraded problems with answers, on the downloads page.