Electronics and Communication Engineering - Analog Electronics

1.
Which op-amp circuit uses a resistance in series with input and capacitor in feedback path?
Differentiating amplifier
Integrating amplifier
Logarithmic amplifier
Exponential amplifier
Answer: Option
Explanation:
No answer description is available. Let's discuss.

2.
Saturation of iron core causes distortion.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.

3.
Which of the following is non-sinusoidal oscillator?
Multivibrator
Relaxation oscillator using UJT
Relaxation oscillator using tunnel diode
Any of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.

4.
Low gain-bandwidth product of a JFET is due to
reduced number of holes
junction capacitive effects
low degree of isolation between input and output
all of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.

5.
The circuit of the figure is an example of feedback of the following type
current series
current shunt
voltage series
voltage shunt
Answer: Option
Explanation:
No answer description is available. Let's discuss.