MOSFET AND IGBT - Practice Mode

1) How many alternating layers are there in IGBT?

2 layers 3 layers 4 layers Single layer

Correct Answer: 4 layers

2) Which insulation layer is used in MOSFET?

Silicon-di-oxide Arsenic material Antimony material Germanium material

Correct Answer: Silicon-di-oxide

3) Which electrical quantity controls the operation of the bipolar transistor device?

Energy Current Voltage Frequency

Correct Answer: Current

4) What is the drawback of IGBT compared to the power MOSFET?

Poor switching speed Poor current conduction capability Higher driving power requirement Not suitable for power applications

Correct Answer: Poor switching speed

5) How the drive circuits for the power MOSFETs are coupled?

Direct coupling method Using logic circuitry Using pulse transformer Using transistors

Correct Answer: Using pulse transformer

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