(a) Discuss the following noises: (i) Atmospheric noise (ii) Industri…

Previous year question for Exam.

Question

(a) Discuss the following noises:

(i) Atmospheric noise

(ii) Industrial Noise

(iii) Low frequency & High frequency noise.

(b) For the circuit shown in the Figure 3, calculate the equivalent input noise resistance. ( 10, 10 )