FET Amplifiers - General Questions (1)

Directions to Solve

FET Amplifiers - General Questions

Refer to this figure. The voltage gain is

A.	1.2.
B.	2.4.
C.	4.4.
D.	8.8.

Answer: Option D

Explanation:

No answer description available for this question.

In a common-source amplifier, the purpose of the bypass capacitor, C₂, is to

A.	keep the source effectively at ac ground.
B.	provide a dc path to ground.
C.	provide coupling to the input.
D.	provide coupling to the load.

Answer: Option A

Explanation:

No answer description available for this question.

Referring to this figure, calculate Z_o if y_os = 40 mu (2)3 S.

mcq08_02400

A.	2.92 k
B.	3.20 k
C.	3.25 k
D.	3.75 k

Answer: Option A

Explanation:

No answer description available for this question.

Referring to this figure, calculate A_v if y_os = 20 mu (1)1 S.

mcq08_02100

A.	–3.48
B.	–3.56
C.	–3.62
D.	–4.02

Answer: Option C

Explanation:

No answer description available for this question.

The E-MOSFET is quite popular in ________ applications.

A.	digital circuitry
B.	high-frequency
C.	buffering
D.	All of the above

Answer: Option D

Explanation:

No answer description available for this question.

For an FET small-signal amplifier, one could go about troubleshooting a circuit by ________.

A.	viewing the circuit board for poor solder joints
B.	using a dc meter
C.	applying a test ac signal
D.	All of the above

Answer: Option D

Explanation:

No answer description available for this question.

E-MOSFETs are generally used in switching applications because

A.	of their very low input capacitance.
B.	of their threshold characteristic (VGS(th)).
C.	of their high-frequency response capabilities.
D.	of their power handling.

Answer: Option B

Explanation:

No answer description available for this question.

A JFET cascade amplifier employs

A.	2 common-gate amplifiers.
B.	2 common-source amplifiers.
C.	1 common-gate and 1 common-source amplifier.
D.	1 common-gate and 1 common-drain amplifier.

Answer: Option C

Explanation:

No answer description available for this question.

FET Amplifiers - General Questions (1)

FET Amplifiers - General Questions

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