Basic Electrical Engineering Questions and Answers Multiple Choice Basic Electrical Engineering Question Answers are listed below, these are useful for Electrical Engineering staff Recruitment Exams Question No. 1. A potentiometer may be used for (a) measurement of resistance (b) measurement of current (c) calibration of ammeter (d) calibration of voltmeter (e) all of the above Answer: (e) all of the above Question No. 2. A dc shunt generator has a speed of 800 rpm when delivering 20 A to the load at the terminal voltage of 220V. If the same machine is run as a motor it takes a line current of 20A from 220V supply. The speed of the machine as a motor will be (A) 800 rpm. (B) more than 1000 rpm. (C) less than 800 rpm. (D) both higher or lower than 800 rpm. Answer: (C) less than 800 rpm. Question No. 3. In order to reduce the harmonics in the emf generated in an alternator (A) slots are skewed (B) salient pole tips are chamfered (C) winding is well distributed (D)
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