Analog Circuits Practice Test 2

1. From the circuit and the diode characteristics given and assuming R=1k, what is the value of diode current at operating point?

2. What is the change in voltage across the resistor when the load line is shifted from R1 to R2?

3. The ideal diode model of a silicon semiconductor diode gives an error that is greater than that obtained in approximate equivalent model. Is the statement true or false?

4. What makes up the total current in a semi-conductor?

5. If peak voltage on a bridge full wave rectifier circuit is 5V and diode cut-in voltage is 0.7, then peak inverse voltage on diode will be _________

6. Ripple factor of center tapped full wave rectifier is _____________

7. What is mobility?

8. Using the approximate equivalent model of a silicon diode and taking E=10 V and R=1k, what is the value of diode current at operating point?

9. DC average current of a half wave rectifier output is ___________
(Where I_m is the maximum peak current of input)

10. In constant voltage drop diode in reverse bias is considered as a ___________