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Question (1) a) Describe with a neat sketch, the construction of a DC machine. b) Derive from the first principle, an expression for the torque developed in DC machine. c) Derive from the first principle, an expression for the generated voltage in DC machine. d) Explain with neat sketches, the basic action of a commutator. e) With neat diagrams
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Authors: J. David Spiceland, James Sepe, Mark Nelson