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Field Effect Transistors (FET)
Comments
Question
How will electrons flow through a p-channel JFET?
Options
A. from source to drain
B. from source to gate
C. from drain to gate
D. from drain to source
Correct Answer
from drain to source
Field Effect Transistors (FET) problems
Search Results
1. Junction Field Effect Transistors (JFET) contain how many diodes?
Options
A. 4
B. 3
C. 2
D. 1
Show Answer
Scratch Pad
Discuss
Correct Answer: 2
2. A very simple bias for a D-MOSFET is called:
Options
A. self biasing
B. gate biasing
C. zero biasing
D. voltage-divider biasing
Show Answer
Scratch Pad
Discuss
Correct Answer: zero biasing
3. When is a vertical channel E-MOSFET used?
Options
A. for high frequencies
B. for high voltages
C. for high currents
D. for high resistances
Show Answer
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Discuss
Correct Answer: for high currents
4. Which component is considered to be an "OFF" device?
Options
A. transistor
B. JFET
C. D-MOSFET
D. E-MOSFET
Show Answer
Scratch Pad
Discuss
Correct Answer: E-MOSFET
5. Which type of JFET bias requires a negative supply voltage?
Options
A. feedback
B. source
C. gate
D. voltage divider
Show Answer
Scratch Pad
Discuss
Correct Answer: gate
6. When an input delta of 2 V produces a transconductance of 1.5 mS, what is the drain current delta?
Options
A. 666 mA
B. 3 mA
C. 0.75 mA
D. 0.5 mA
Show Answer
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Discuss
Correct Answer: 3 mA
7. If a signal passing through a gate is inhibited by sending a low into one of the inputs, and the output is HIGH, the gate is a(n):
Options
A. AND
B. NAND
C. NOR
D. OR
Show Answer
Scratch Pad
Discuss
Correct Answer: NAND
8. How many NAND circuits are contained in a 7400 NAND IC?
Options
A. 1
B. 2
C. 4
D. 8
Show Answer
Scratch Pad
Discuss
Correct Answer: 4
9. How many truth table entries are necessary for a four-input circuit?
Options
A. 4
B. 8
C. 12
D. 16
Show Answer
Scratch Pad
Discuss
Correct Answer: 16
10. A NAND gate has:
Options
A. LOW inputs and a LOW output
B. HIGH inputs and a HIGH output
C. LOW inputs and a HIGH output
D. None of the these
Show Answer
Scratch Pad
Discuss
Correct Answer: LOW inputs and a HIGH output
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