Electrical Theory Practice Test Questions and answers 2024
Electrical Theory Practice Test Questions and answers 2024 Voltmeter - ANSWER A high resistance is connected in series with the internal coil of a galvanometer to make? If a transformer ratio is 20/1, what does it mean for the secondary? - ANSWER The primary voltage is 20 times greater than that of the secondary. If a motor enclosure is designed to contain sparks or flashes that could ignite surrounding vapors or gases, then the enclosure is considered to be which of the following: - ANSWER Ventilated The output of a 3-phase transformer is measured in what units? - ANSWER Amperes In order to change the rotation of a DC series motor, what must be done? - ANSWER F1 and F2 must be reversed.
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electrical theory practice test questions and answ
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