Exercise: Semiconductor Diodes

Questions for: Semiconductor Diodes

What does a high resistance reading in both forward- and reverse-bias directions indicate?
A:
A good diode
B:
An open diode
C:
A shorted diode
D:
A defective ohmmeter
Answer: B
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It is not uncommon for a germanium diode with an Is in the order of 1–2 A at 25°C to have leakage current of 0.1 mA at a temperature of 100°C.
A:
True
B:
False
C:
D:
Answer: A
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The diode ________.
A:
is the simplest of semiconductor devices
B:
has characteristics that closely match those of a simple switch
C:
is a two-terminal device
D:
All of the above
Answer: D
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One eV is equal to ________ J.
A:
6.02 × 1023
B:
1.6 × 10–19
C:
6.25 × 1018
D:
1.66 × 10–24
Answer: B
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