1) Explain what is the requirement for filters within the power supplies?
2) A half wave rectifier is used to supply the 24v dc to a resistive load of 500? and the diode has the forward resistance of 50?. Determine the maximum value of ac voltage needed at the input.
3) Write down the relationship between α and β.
4) Explain what is meant by the term “Stability factor”.
5) Describe what do you understand by cascade amplifier?
6) What is meant by the cross over distortion? Also describe how it can be prevented?
7) Specify the Barkhausen criterion for the oscillation.
8) A wein-bridge oscillator is used for the operation at fo =10KHz. If value of the R is 100?. Determine the value of capacitor ‘C ‘.
9) Sketch the frequency response of the Stagger tuned Voltage amplifier.
10) Discuss what is meant by the term Neutralization?