Exercise: Field Effect Transistors

Questions for: Field Effect Transistors

A _______________ JFET amplifier provides a voltage gain of less than one.
A:
common-source
B:
common-gate
C:
common-drain
D:
cascode amplifier
Answer: C
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A __________ change in VDS will produce a __________ change in ID.
A:
small, large
B:
large, small
C:
large, large
D:
small, small
Answer: B
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Changing ________ can control the voltage gain of a common-source amplifier.
A:
the input voltage
B:
smdelta.gifm
C:
VDD
D:
RS
Answer: B
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One advantage of voltage-divider bias is that the dependency of drain current, ID, on the range of Q points is _________.
A:
reduced
B:
increased
C:
not affected
D:
none of the above
Answer: A
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To get a negative gate-source voltage in a self-biased JFET circuit, you must use a ________.
A:
negative gate supply voltage
B:
ground
C:
voltage divider
D:
source resistor
Answer: D
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