Electrical Engineering MCQs
Electrical Engineering MCQs for PPSC, FPSC, NTS, and competitive exams cover power systems, electronics, circuits, machines, and electromagnetism. Practice these questions to master concepts, improve time management, and excel in electrical engineering tests in Pakistan.
Q: The unit of electrical resistance
A) Ampere
B) Watt
C) Ohm
D) Volt
Q: A transformer primarily functions to
A) Change power
B) Change resistance
C) Change frequency
D) Change voltage
Q: Ohm’s law relates
A) Power, current, resistance
B) Voltage, current, resistance
C) Voltage, power, capacitance
D) Current, resistance, capacitance
Q: Kirchhoff’s voltage law is based on the principle of
A) Mass conservation
B) Power conservation
C) Energy conservation
D) Charge conservation
Q: The function of a diode in a circuit is to
A) Control resistance
B) Allow current in one direction
C) Block current
D) Amplify signals