Exercise: Fet Amplifiers

Questions for: Fet Amplifiers

________ is an undefined quantity in a JFET.
A:
Ai
B:
Av
C:
Zi
D:
Zo
Answer: A
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A field-effect transistor amplifier provides excellent voltage gain with the added feature of a ________ input impedance.
A:
low
B:
medium
C:
high
D:
None of the above
Answer: C
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The ________ configuration has the distinct disadvantage of requiring two dc voltage sources.
A:
self-bias
B:
voltage-divider
C:
fixed-bias
D:
All of the above
Answer: C
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The range of output admittance yos for FETs is ________.
A:
5 Sā€“10 S
B:
10 S ā€“50 S
C:
50 S ā€“100 S
D:
200 S ā€“500 S
Answer: B
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The ________ configuration has an input impedance, which is other than RG.
A:
common-source
B:
common-gate
C:
common-drain
D:
None of the above
Answer: B
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