FET Amplifiers - General Questions (6)

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FET Amplifiers - General Questions

41.

Which type of FETs can operate with a gate-to-source Q-point value of 0 V?

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

Answer: Option C

Explanation:

No answer description available for this question.

42.

Referring to the transfer characteristics shown below, calculate g_m at V_GSQ = –1 V.

mcq08_00800

A.	2 mS
B.	3 mS
C.	4 mS
D.	5 mS

Answer: Option B

Explanation:

No answer description available for this question.

43.

MOSFET digital switching is used to produce which digital gates?

A.	inverters
B.	NOR gates
C.	NAND gates
D.	all of the above

Answer: Option D

Explanation:

No answer description available for this question.

44.

When V_GS = 0.5 V_p g_m is ________ the maximum value.

A.	one-fourth
B.	one-half
C.	three-fourths

Answer: Option B

Explanation:

No answer description available for this question.

45.

MOSFETs make better power switches than BJTs because they have

A.	lower turn-off times.
B.	lower on-state resistance.
C.	a positive temperature coefficient.
D.	all of the above

Answer: Option D

Explanation:

No answer description available for this question.

46.

What is the typical value for the input impedance Z_i for JFETs?

A.	100 k
B.	1 M
C.	10 M
D.	1000 M

Answer: Option D

Explanation:

No answer description available for this question.

47.

The steeper the slope of the I_D versus V_GS curve, the ________ the level of g_m.

A.	less
B.	same
C.	greater

Answer: Option C

Explanation:

No answer description available for this question.

48.

Which of the following is a required condition to simplify the equations for Z_o and A_v for the self-bias configuration?

A.	rd 10RD
B.	rd = RD
C.	rd 10RD
D.	None of the above

Answer: Option C

Explanation:

No answer description available for this question.

FET Amplifiers - General Questions (6)

FET Amplifiers - General Questions

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