First Class Pop Quiz

Which device is commonly used as a switch in power electronic circuits?

• Diode

• Transistor

• Capacitor

• Resistor

What is the purpose of a rectifier in a power supply circuit?

• To convert AC to DC

• To regulate voltage

• To amplify the signal

• To store energy

Which component is used to convert AC to DC in a power supply circuit?

• Capacitor

• Resistor

• Inductor

• Rectifier diode

What is the term used to describe the ratio of the output voltage to the input voltage in a DC-DC converter?

• Efficiency

• Ripple

• Duty cycle

• Voltage conversion ratio

What is the difference between a buck converter and a boost converter?

• Buck converters step up the voltage, while boost converters step down the voltage.

• Buck converters and boost converters both step up the voltage.

• Buck converters step down the voltage, while boost converters step up the voltage.

• Buck converters and boost converters both step down the voltage.