Electrical Engineering Quiz

What is the most commonly used method in the rectification of AC to DC?

• Zener diode

• Bridge rectifier

• Schottky diode

• Varactor diode

How many diodes are used in a bridge rectifier for full-wave rectification?

• Three

• Two

• Four

• Five

What component is used to reduce the ripple in the rectified output of a bridge rectifier?

• Inductor

• Capacitor

• Resistor

• Transformer

What is the purpose of adding a resistor in parallel to a capacitor in a rectifier circuit?

• To increase the ripple

• To decrease the ripple

• To increase the voltage

• To decrease the voltage

What is the function of an inductor in a filter circuit?

• To store charge

• To oppose change in current

• To amplify the signal

• To regulate the voltage

What is the purpose of a voltage regulator in a rectifier circuit?

• To increase the voltage

• To maintain a constant output voltage

• To decrease the voltage

• To convert AC to DC

What is the purpose of a resistor connected across the output of a rectifier circuit?

• To discharge the capacitor

• To decrease the voltage

• To charge the capacitor

• To increase the voltage