Exercise: Semiconductor Diodes

Questions for: Semiconductor Diodes

Which of the following elements is most frequently used for doping pure Ge or Si?
A:
Boron
B:
Gallium
C:
Indium
D:
All of the above
Answer: D
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Calculate ID if RD = 30 and VD = 0.84 V.
A:
28 mA
B:
0.028 mA
C:
2.8 A
D:
280 A
Answer: A
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In which of the following is the light intensity measured?
A:
Candela
B:
Efficacy
C:
Flux
D:
Illumination
Answer: A
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Calculate static resistance RD of a diode having ID = 30 mA and VD = 0.75 V.
A:
25
B:
40
C:
0.04
D:
0.025
Answer: A
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Calculate the power dissipation of a diode having ID = 40 mA.
A:
28 mW
B:
28 W
C:
280 mW
D:
Undefined
Answer: A
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