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: In a series RLC circuit, resonance occurs when
A) R = 0
B) XL = XC
C) R = XL
D) R = XC
Q: The function of a Zener diode is to
A) Filter noise
B) Rectify current
C) Amplify signal
D) Regulate voltage
Q: Superposition theorem applies to
A) Non-linear circuits
B) All circuits
C) Magnetic circuits
D) Linear circuits
Q: Current through a capacitor
A) Lags voltage
B) Is always zero
C) Equals voltage
D) Leads voltage
Q: A synchronous motor runs at
A) Lower than synchronous speed
B) Variable speed
C) Zero speed
D) Constant speed