Question 1 With the help of energy band diagram differentiate between Insulators, semiconductors and metals
Question 2 Explain the operation of RC phase shift oscillator
Question 3 With the help of circuit diagram and wave forms, Explain the operation of full wave bridge rectifier
Question 4 What do you mean by modulation? Explain the need for modulation
Question 5 Explain how op-amp can be used as i) Differentiator ii) Integrator
Question 6 Explain the concept of virtual ground in op-amp