Week 11 - Transistor Quiz

What type of transistor is commonly used in switching applications?

• BJT

• MOSFET

• IGBT

• SCR

In a BJT, which terminal controls the current flow?

• Base

• Collector

• Emitter

• Gate

What is the primary advantage of a MOSFET over a BJT?

• Faster switching speeds

• Higher current gain

• Simpler construction

• Lower power consumption

Which configuration provides the highest voltage gain in a BJT amplifier?

• Common Base

• Common Collector

• Common Emitter

• Emitter Follower

What does biasing a transistor ensure?

• Proper operation in the desired region

• Protection from overheating

• Maximum power dissipation

• Increased switching speed

What happens if a MOSFET is improperly biased?

• It may not turn on.

• It will always conduct current.

• It will increase its voltage gain.

• It will act as a diode.

Which type of transistor is preferred for high-frequency applications?

• BJT

• IGBT

• GaN Transistor

• SCR

How is the base current related to the collector current in a BJT?

• Directly proportional

• Inversely proportional

• No relationship

• Exponentially related

Which is a common application of an IGBT?

• Audio amplifiers

• High-power motor drives

• Low-voltage switching

• Signal processing

What does the threshold voltage in a MOSFET represent?

• The voltage required to turn it on

• The voltage at maximum current

• The minimum voltage for breakdown

• The voltage for thermal stability