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An electro-mechanical energy conversion device is one which converts _______(a) Electrical energy to mechanical energy only(b) Mechanical energy to electrical energy only(c) Electrical to mechanical and mechanical to electrical(d) None of the mentionedThe question was asked at a job interview.This question is from Principle of Energy Conversion in chapter Magnetic Circuits of Electrical Machines |
Answer» CORRECT choice is (c) Electrical to mechanical and mechanical to electrical The best explanation: The operating principles of electrical to mechanical and mechanical to electrical conversion devices are SIMILAR, hence, the common name electro-mechanical device. However, their structural DETAILS DIFFER depending on their function. |
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