Field Effect Transistors (FET) - General Questions

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Field Effect Transistors (FET) - General Questions

In an n-channel JFET, what will happen at the pinch-off voltage?

A.	the value of VDS at which further increases in VDS will cause no further increase in ID
B.	the value of VGS at which further decreases in VGS will cause no further increases in ID
C.	the value of VDG at which further decreases in VDG will cause no further increases in ID
D.	the value of VDS at which further increases in VGS will cause no further increases in ID

Answer: Option A

Explanation:

No answer description available for this question.

Which component is considered to be an "OFF" device?

A.	transistor
B.	JFET
C.	D-MOSFET
D.	E-MOSFET

Answer: Option D

Explanation:

No answer description available for this question

What is the transconductance of an FET when I_D = 1 mA and V_GS = 1 V?

A.	1 kS
B.	1 mS
C.	1 kΩ
D.	1 mΩ

Answer: Option B

Explanation:

No answer description available for this question

Using voltage-divider biasing, what is the voltage at the gate V_GS?

mcq13_1010_1

A.	5.2 V
B.	4.2 V
C.	3.2 V
D.	2.2 V

Answer: Option A

Explanation:

No answer description available for this question

The common-source JFET amplifier has:

A.	a very high input impedance and a relatively low voltage gain
B.	a high input impedance and a very high voltage gain
C.	a high input impedance and a voltage gain less than 1
D.	no voltage gain

Answer: Option A

Explanation:

No answer description available for this question

The transconductance curve of a JFET is a graph of:

A.	IS versus VDS
B.	IC versus VCE
C.	ID versus VGS
D.	ID × RDS

Answer: Option C

Explanation:

No answer description available for this question

The type of bias most often used with E-MOSFET circuits is:

A.	constant current
B.	drain-feedback
C.	voltage-divider
D.	zero biasing

Answer: Option B

Explanation:

No answer description available for this question

How will a D-MOSFET input impedance change with signal frequency?

A.	As frequency increases input impedance increases.
B.	As frequency increases input impedance is constant.
C.	As frequency decreases input impedance increases.
D.	As frequency decreases input impedance is constant.

Answer: Option C

Explanation:

No answer description available for this question

Field Effect Transistors (FET) - General Questions

Field Effect Transistors (FET) - General Questions

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