Exercise: Diodes And Applications

Questions for: Diodes And Applications

With a half-wave rectified voltage across the load resistor, load current flows for what part of a cycle?
A:
0 degrees
B:
90 degrees
C:
180 degrees
D:
360 degrees
Answer: C
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What is the percent of regulation if Vnl = 20 V and Vfl = 19.8 V?
A:
0%
B:
1%
C:
.1%
D:
5%
Answer: B
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The conduction band is closest to the valence band in
A:
semiconductors
B:
conductors
C:
insulators
D:
The distance is the same for all of the above.
Answer: A
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Thermal shutdown occurs in an IC regulator if:
A:
power dissipation is too high
B:
internal temperature is too high
C:
current through the device is too high
D:
load resistance increases
Answer: B
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What is the peak output voltage for this half-wave rectifier?

A:
1 V
B:
7.8 V
C:
10.9 V
D:
15.6 V
Answer: B
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