Basics of Rectifiers Quiz

What is the primary function of a rectifier?

• To filter noise

• To amplify signals

• To convert AC to DC

• To generate AC

Which component is commonly used in rectifier circuits?

• Resistor

• Diode

• Capacitor

• Transistor

What does AC stand for?

• Alternating Current

• Active Current

• Absolute Current

• Analog Current

What is the characteristic of DC current?

• It is always negative

• It has a frequency

• It flows in one direction

• It flows in both directions

What is the efficiency of a half wave rectifier?

• Very efficient

• Moderately efficient

• Very inefficient

• 100% efficient

What does PIV stand for in rectifiers?

• Peak Internal Voltage

• Peak Inverse Voltage

• Positive Input Voltage

• Power Input Voltage

How many diodes are used in a bridge rectifier?

• Four

• Five

• Three

• Two

What happens during the positive half cycle in a bridge rectifier?

• D2 and D4 are forward biased

• All diodes are conducting

• D1 and D3 are forward biased

• No current flows

What is the output of a half wave rectifier?

• No output

• DC output

• AC output

• Pulsating DC output

What is the role of a transformer in a bridge rectifier?

• To convert DC to AC

• To step down the voltage

• To filter the output

• To increase the frequency