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Electronics and Communication Engineering - Analog Electronics

Exercise : Analog Electronics - Section 18
36.
How many cascaded stage of CE amplifiers will result in polarity inversion of the input signal?
Two
Three
Four
None
Answer: Option
Explanation:
No answer description is available. Let's discuss.
37.
Circuit shown in the figure is
astable multivibrator
monostable multivibrator
VCO
ramp Generator
Answer: Option
Explanation:
No answer description is available. Let's discuss.
38.
The gain of a source follower is unity.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
39.
In a transistor, current ICBO flow when
some D.C. voltage is applied in the reverse direction to the emitter junction with the collector open circuit
some D.C. voltage is applied in the forward direction to the collector junction with the emitter open circuit
some D.C. voltage is applied in the reverse direction to the collector junction with the emitter open circuited
some D.C. voltage is applied in the forward direction to the emitter junction with the collector open circuited
Answer: Option
Explanation:
No answer description is available. Let's discuss.
40.
The D.C. alpha(a) of a transistor is approximately
unity
10 to 50
100 to 500
1000 to 5000
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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