EC8452 Important Questions Electronic Circuits 2
EC8452 Important Questions Electronic Circuits 2 Regulation 2017 Anna University free download. Electronic Circuits 2 Important Questions EC8452 pdf free download.
Sample EC8452 Important Questions Electronic Circuits 2
1. Define positive and negative feedback.
2. List the effect of negative feedback on the noise and bandwidth of an amplifier.
3. State sensitivity and de-sensitivity of gain in feedback amplifiers.
4. A negative feedback amplifier has a bandwidth of 250 KHz and desensitivity factor of 4. What is the bandwidth of the basic amplifier
without feedback?
5. Tabulate the input and output resistances of a negative feedback
amplifier. EC8452 Important Questions Electronic Circuits 2
6. Draw the magnitude and phase angle plot of three stage amplifier.
7. Outline the loop gain or return ratio of feedback amplifier.
8. Discuss the advantages of negative feedback in amplifiers.
9. Express the reason for negative feedback which increases bandwidth.
10. Describe the effect of gain in amplifier when voltage shunt & series feedback is employed.
11. Applying the impact of negative feedback on noise and distortion in amplifier circuits. EC8452 Important Questions Electronic Circuits 2
12. Calculate the voltage gain and output voltage of a negative feedback amplifier with A=120, β=0.05 and Vs=75mV.
13. Illustrate the current series & current shunt feedback.
14. Analyzing the feedback factor of an amplifier.
15. Differentiate Phase margin and Gain margin.
16. Examine the decrease in output impedance in feedback amplifiers. EC8452 Important Questions Electronic Circuits 2
17. Summarize the Trans-resistance amplifier.
18. Evaluating the Nyquist criterion for stability of feedback amplifiers.
19. Construct the equivalent circuit of Trans-conductance amplifier.
20. Discuss the frequency compensation after the Miller Compensation. EC8452 Important Questions Electronic Circuits 2
| Subject name | Electronic Circuits 2 |
| Semester | 4 |
| Subject Code | EC8452 |
| Regulation | 2017 regulation |
EC8452 Electronic Circuits 2 Important Questions Click Here To Download
EC8452 Syllabus Electronic Circuits 2
EC8452 Notes Electronic Circuits 2