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Electronics and Communication Engineering - Analog Electronics

Exercise : Analog Electronics - Section 11
36.
An ideal op-amp can amplify dc signals
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
37.
Consider the following statements :
The lower cut off frequencies of an RC coupled amplifier depend on
  1. input and output coupling capacitor
  2. emitter by pass capacitors
  3. junction capacitances
Which of the above are correct?
1 only
2 only
1 and 2
2 and 3
Answer: Option
Explanation:
No answer description is available. Let's discuss.
38.

Assertion (A): In a circuit using FET, gate is approximately at dc ground

Reason (R): Self bias stabilizes the quiescent operating point against changes in JFET parameters

Both A and R are correct and R is correct explanation for A
Both A and R are correct but R is not correct explanation for A
A is correct R is wrong
A is wrong R is correct
Answer: Option
Explanation:
No answer description is available. Let's discuss.
39.
The Darlington pair consists of the following two stages
CE and CC
both CE
both CC
CE and CB
Answer: Option
Explanation:
No answer description is available. Let's discuss.
40.
Figure represents
Adder
Multiplier
Subtractor
Log Amplifier
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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