Q. All sine waves
✅ Correct Answer: (A)
Have similar general appearance
Basic Electrical Engineering MCQs | Page - 1
Dear candidates you will find MCQ questions of Basic Electrical Engineering here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.
Q. The location of lighting arrestor is?
✅ Correct Answer: (D)
None
Q. The principle of operation of a 3 phase induction motor is most similar to that of a
✅ Correct Answer: (C)
transformer with a shorted secondary
Q. Which of the following is not a general characteristic of ac wave?
✅ Correct Answer: (C)
The electrons always flow in the same direction
Q. A battery has a short-circuit current of 30A and an open circuit voltage of 24V. If the battery is connected to an electric bulb of resistance 2 ?, the power dissipated by the bulb is
✅ Correct Answer: (C)
112.5W
Q. A BJT has
✅ Correct Answer: (B)
three semiconductor layers
Q. A capacitor is charged by a constant current of 2mA and results in a voltage increase of 12V in a 10 sec interval. The value of capacitance is
✅ Correct Answer: (D)
1.67mF
Q. A common-collector transistor circuit is often used
✅ Correct Answer: (B)
to match a high impedance to a low impedance
Q. A complex wave form made up frequency components 1 Hz, 3 Hz, 5 Hz, 7 Hz and 9 Hz. Its fundamental frequency is
✅ Correct Answer: (C)
1 Hz
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