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Electronics and Communication Engineering - Analog Electronics

Exercise : Analog Electronics - Section 15
31.
The linear transistor circuits always operate in the
saturation
cut off
active
inactive
Answer: Option
Explanation:
No answer description is available. Let's discuss.
32.
In the graphical analysis of CE amplifier circuit, the intersection of base current and dc load line is called
saturation point
cut off point
Q point
operating point
Answer: Option
Explanation:
No answer description is available. Let's discuss.
33.
In an amplifier circuit the emitter is at ac ground potential in a
CB circuit
CC circuit
CE circuit
both CB and CE circuit
Answer: Option
Explanation:
No answer description is available. Let's discuss.
34.
An ideal op-amp has
infinite input and output resistance
low input and output resistance
low input and high output resistance
infinite input resistance and zero output resistance
Answer: Option
Explanation:
No answer description is available. Let's discuss.
35.
A class B amplifier
  1. is biased just at cutoff
  2. has a high theoretical efficiency of 78.5% because its quiescent current is low
  3. is biased at midpoint of load line
Of the above statements
2 and 3 are correct
1 alone is correct
1 and 2 are correct
2 alone is correct
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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