# Load Line Analysis MCQ’s

This set of Analog Electronic Circuits Multiple Choice Questions & Answers (MCQs) focuses on “Load Line Analysis”.

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

a) 20 mA

b) 9.3 mA

c) 0 mA

d) 10 mA

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

a) 9.25 mA

b) 10 mA

c) 0 mA

d) 9.5mA

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

a) 10 V

b) 0 V

c) 9.3 V

d) 10.7 V

4. From the circuit and the diode characteristics given alongside, and assuming R=2k, what is the value of diode voltage at the operating point?

a) 0.78 V

b) 10 V

c) 0 V

d) 1v

5. From the given load line characteristics, what is the relation between R1 and R2 , assuming constant source EMF?

a) R1 > R2

b) R1 = R2

c) R1 < R2

d) R1 >= R2

6. From the given load characteristics, what is the value of diode current at operating point for the characteristics of R2?

a) 9.3 mA

b) 4.6 mA

c) 0 mA

d) 10 mA

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

a) 0.7 V

b) 0.3 V

c) 10 V

d) 9.3 V

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

a) 0 V

b) 9.25 V

c) 10 V

d) 9 V

9. From the given load characteristics, what is the value of diode voltage at operating point for the characteristics of R2?

a) 0 V

b) 10 V

c) 0.7 V

d) 1 V

10. 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?

a) 9.25 mA

b) 10 mA

c) 0 mA

d) 9.5 mA

11. Using the ideal diode model of a silicon diode and taking E=10 V and R=1k, what is the value of diode voltage at operating point?

a) 0.7 V

b) 0 V

c) 10 V

d) 0.3V

12. 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?

a) True

b) False

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