Exercise: Semiconductor Principles

Questions for: Semiconductor Principles

The first integrated circuit was invented in 1959.
A:
True
B:
False
C:
D:
Answer: A
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When a depletion region of a transistor is large the barrier voltage is also large.
A:
True
B:
False
C:
D:
Answer: A
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The forward voltage drop for a germanium transistor is 0.7 V and for a silicon transistor is 0.3 V.
A:
True
B:
False
C:
D:
Answer: B
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What electrical characteristic of intrinsic semiconductor material is controlled by the addition of impurities?
A:
conductivity
B:
resistance
C:
power
D:
all of the above
Answer: A
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Which of the following cannot actually move?
A:
majority carriers
B:
ions
C:
holes
D:
free electrons
Answer: B
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