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G7A - Practical Circuits
General Class
Power supplies: rectifiers, filtering, regulators, switching supplies
8 questions | Updated: Dec 9, 2025
All G0A G0B G1A G1B G1C G1D G1E G2A G2B G2C G2D G2E G3A G3B G3C G4A G4B G4C G4D G4E G5A G5B G5C G6A G6B G7A G7B G7C G8A G8B G8C G9A G9B G9C G9D
G7A01
What is the function of a power supply bleeder resistor?
G7A02
Which of the following components are used in a power supply filter network?
G7A03
Which type of rectifier circuit uses two diodes and a center-tapped transformer?
G7A04
What is characteristic of a half-wave rectifier in a power supply?
G7A05
What portion of the AC cycle is converted to DC by a half-wave rectifier?
G7A06
What portion of the AC cycle is converted to DC by a full-wave rectifier?
G7A07
What is the output waveform of an unfiltered full-wave rectifier connected to a resistive load?
G7A08
Which of the following is characteristic of a switchmode power supply as compared to a linear power supply?