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Learn how batteries work, different battery designs and types, terminology, operations (series, parallel, primary, secondary etc.)., hazards, and a lot more. 55 lectures in 2h 30m total course length.
Learn electrical transformers from the scratch. Starting from theory, transformer types, designs and applications, to cooling systems, components, tap changers, Buchholz relay, and so much more. 30 lessons in 2h 50m total course length.