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 skin effect in conductors increases with
A) Higher frequencies
B) Lower frequencies
C) Zero voltage
D) Larger resistance
Q: An oscilloscope is used to measure
A) Frequency
B) Voltage and waveform
C) Current only
D) Temperature
Q: The purpose of using a relay in circuits is to
A) Protect against overvoltage
B) Amplify current
C) Store charge
D) Switch circuits remotely
Q: When a circuit is open, the current is
A) Moderate
B) Zero
C) Infinite
D) Maximum
Q: The instrument for measuring very small currents is
A) Voltmeter
B) Wattmeter
C) Galvanometer
D) Ammeter