Lesson
Lesson-15.1.3- describe the structure of a transformer, and understand that a transformer changes the size of an alternating voltage by having different numbers of turns on the input and output sides.
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Lesson-15.1.2- describe the generation of electricity by the rotation of a magnet within a coil of wire and of a coil of wire within a magnetic field, and describe the factors that affect the size of the induced voltage.PreviousLesson-15.1.4- explain the use of step-up and step-down transformers in the large-scale generation and transmission of electrical energy.Next