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Electronics
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Diodes and Applications
Comments
Question
A common problem with rectifiers is open diodes.
Options
A. True
B. False
Correct Answer
True
Diodes and Applications problems
Search Results
1. If a bridge rectifier is used, it is not necessary to use a transformer.
Options
A. True
B. False
Show Answer
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Correct Answer: True
2. The
barrier potential
is the small difference of potential created by positive and negative ions on either side of the depletion region.
Options
A. True
B. False
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Correct Answer: True
3. Doping semiconductive material is the process of putting a small amount of pentavalent or trivalent atoms in with tetravalent atoms.
Options
A. True
B. False
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Discuss
Correct Answer: True
4. A reverse biased diode will act as an open switch.
Options
A. True
B. False
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Discuss
Correct Answer: True
5. The positive lead of a diode is the cathode.
Options
A. True
B. False
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Discuss
Correct Answer: False
6.
Reverse biasing
a
pn
junction allows the flow of majority current.
Options
A. True
B. False
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Discuss
Correct Answer: False
7. Breakdown voltage and peak inverse voltage are the same.
Options
A. True
B. False
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Correct Answer: True
8. A diode can be tested with an ohmmeter.
Options
A. True
B. False
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Correct Answer: True
9. It is not possible to use a half-wave rectifier circuit without a transformer.
Options
A. True
B. False
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Correct Answer: False
10. Electrons in the conduction band are the only ones that are included in the electron current flow.
Options
A. True
B. False
Show Answer
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Correct Answer: True
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