Diode Quiz

What is the main application of a Zener diode?

• Voltage regulator

• Current amplifier

• Light emitter

• Temperature sensor

Who first described the electrical properties of Zener Diode?

• Clarence Melvin Zener

• Albert Einstein

• Nikola Tesla

• Thomas Edison

What is the main drawback of Laser Diodes?

• Low efficiency

• Large size

• Limited life

• High cost

What is the function of a Schottky diode?

• Voltage regulation

• Temperature sensing

• Current amplification

• Rectification

What is the breakdown voltage of a Zener diode denoted as?

• Vz

• Ic

• Vf

• Iz

What phenomenon allows a Zener diode to sustain a sudden spike of current?

• Compton effect

• Zeeman effect

• Photoelectric effect

• Avalanche effect

What type of breakdown occurs in Zener diodes with Zenervoltage greater than 6V?

• Photoelectric breakdown

• Avalanche breakdown

• Zener breakdown

• Compton breakdown

What is the primary difference between the Zener effect and the avalanche effect?

• Quantum phenomenon vs electron movement

• Voltage range of operation

• Current carrying capacity

• Temperature sensitivity

What is the primary function of the Zener diode in over-voltage protection?

• Current amplification

• Voltage regulation

• Short circuit prevention

• Temperature sensing

What does the V-I graph of a Zener diode provide information about?

• Resistance and breakdown

• Voltage and resistance

• Current and voltage

• Temperature and current