Electro2 MSW3

The rate of electrical energy transfer is known as:

• Voltage
• Current
• Power
• Resistance

Which of the following formulas correctly represents electrical power?

• P = I/V
• P = VI
• P = R/I²
• P = V²/I

The branch of electrical engineering that deals with the motion of electrons through various mediums is:

• Power Generation
• Electrical Machines
• Electronics
• Circuit Theory

In the context of power electronics, 'control' refers to:

• Generating electrical energy.
• Storing electrical energy.
• Regulating electric power transformation and distribution.
• Measuring electrical quantities.

A power supply is a device that:

• Increases the frequency of AC power.
• Regulates the flow of current in a circuit.
• Converts one voltage to another.
• Generates electrical power from mechanical energy.

The design process of a power supply typically starts from the:

• Input and proceeds to the output.
• Internal components and then input/output.
• Output and works backward to the input.
• Primary voltage source.

A rectifier is an electronic circuit used to convert:

• DC to AC.
• High voltage to low voltage AC.
• Low voltage to high voltage DC.
• AC to DC.

Which electronic component is fundamental to the operation of a rectifier?

• Transistor
• Capacitor
• Inductor
• P-N junction diode.

A half-wave rectifier utilizes how many diodes in its circuit?

• One
• Two
• Four
• A bridge configuration.

The theoretical maximum efficiency of a half-wave rectifier is approximately:

• 0.5
• 0.406
• 0.812
• 1