Electrical exam practice questions can be easily answered if you know which formula to use and how to use it. Motor calculation questions are commonly asked on electrical exams. Can you answer these practice questions? [os-widget path=”/bbdco/electrical-exam-practice-questions” of=”bbdco” comments=”false”]   What is the efficiency of a 5 horse power, 230 Volt, single-phase alternating current motor? […]

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