Exercise: Fet Amplifiers

Questions for: Fet Amplifiers

The more horizontal the characteristic curves on the drain characteristics, the ________ the output impedance.
A:
less
B:
same
C:
greater
D:
Answer: C
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Referring to this figure, calculate Zo for VGSQ = –3.2 V.

A:
362.52
B:
340.5
C:
420.5
D:
480.9
Answer: D
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Referring to this figure, obtain gm for ID = 6 mA.

A:
2.83 mS
B:
3.00 mS
C:
3.25 mS
D:
3.46 mS
Answer: D
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For the fixed-bias configuration, if ________.
A:
RD
B:
C:
RG
D:
Answer: B
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Referring to this figure, calculate Zi if rd = 19 k.

A:
2.42 M
B:
2.50 M
C:
2.53 M
D:
2.59 M
Answer: C
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