Post-test

TRUE or FALSE: MOSFET is a voltage-controlled device

• True

• False

The oxide layer formed in the MOSFET is

• Metal oxide

• Silicon dioxide

• Poly Silicon oxide

• Oxides of Non metals

The MOSFET stands for.....

• Metal oxidized selenium FET

• Metal oxide surface FET

• Metal oxide semiconductor FET

• Metal of surface FET

A MOSFET can be operated with ……………..

• Negative gate voltage only

• Positive gate voltage only

• Positive as well as negative gate voltage

• None of the above

Depletion mode MOSFETs are more commonly used as

• switches

• resistors

• buffers

• capacitors

The figure shows a MOS Capacitor, please state the correct region for

• Substrate

• oxide

• bulk

• Gate

What is the effect of Enhancement and Depletion MOSFET ?

• Increase and Decrease of Majority Carriers

• Decrease and Increase of Majority Carriers

• Equal number of majority carriers

• Both will increase

Number of Terminals in a MOSFET are :

• Two

• Three

• Four

• Five

Choose the correct statement

• MOSFET is a unipolar, voltage controlled, two terminal device

• MOSFET is a bipolar, current controlled, three terminal device

• MOSFET is a unipolar, voltage controlled, three terminal device

• MOSFET is a bipolar, current controlled, two terminal device

The drain current is varied by

• Gate to source voltage

• Gate current

• Source Voltage

• None of the mentioned