GATE 2025 Analog Circuits Foundation Quiz 54

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Question 1

Which of the following statement is incorrect regarding MOSFET?

• AMOSFET has positive temperature coefficient of resistance
• BMOSFET is a voltage controlled device
• CMOSFET has lower switching losses but higher conduction losses
• DSecondary breakdown occurs in MOSFET.

Question 2

The E-MOSFET is normally-off MOSFET when:

• Agate-source voltage V_GS > 0
• Bgate-source voltage V_GS < 0
• Cgate-source voltage V_GS = 0
• DBoth B and C

Question 3

If an n-channel E-MOSFET has  and the drain current produced by the E-MOSFET is 2 mA and the overdrive voltage required to operate the MOSFET is?

• A2.88V
• B3.56V
• C5.95V
• D4.47V

Question 4

If an n-channel E-MOSFET has and the over drive voltage required to operate the MOSFET in saturation region is, then the drain current produced by the E-MOSFET is

• A
• B
• C
• D

Question 5

E MOSFET with . Find the voltage gain in the given circuit.

Answer

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