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Electronics - Bipolar Junction Transistors (BJT)

Exercise : Bipolar Junction Transistors (BJT) - General Questions
21.
If a 2 mV signal produces a 2 V output, what is the voltage gain?
0.001
0.004
100
1000
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
The symbol hfe is the same as:
mca12_1001a1.gif
mca12_1001b1.gif
hi-fi
mca12_1001d1.gif
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
Most of the electrons in the base of an NPN transistor flow:
out of the base lead
into the collector
into the emitter
into the base supply
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
In a transistor, collector current is controlled by:
collector voltage
base current
collector resistance
all of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
Total emitter current is:
IE – IC
IC + IE
IB + IC
IB – IC
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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