Analog Circuits Practice Test 3

1. A simple circuit diagram for a parallel clipper is given below. What will be the approximate transfer characteristics of the circuit?
(Use ideal diode model of diode)

2. For a circuit given below, what will be the output if input signal is a triangular wave shown below.
(Use ideal diode model of diode)

3. Given input for the circuit is f = 1 KHz.

Diode cut-in voltage = 0.7 V

Output waveform:

For the given output, find V1 and discharge time?

4. Which of the following statement holds true?
Statement-1: Piecewise linear model is generally not used for diode analysis.
Statement-2: The value of Rav is negligible as compared to the load resistance.

5. Which of the following is not a necessary component in a clamper circuit?

6. For a circuit given below, what will be the output if input signal is a sine wave shown below.
(Use ideal diode model of diode)

7. For a sinusoidal input of 20 V_peak to the given circuit, what is the peak value of the output waveform?

8. Which of the following graphs will be appropriate to describe output V_out of the circuit given below?
(The voltage V₁ is 1V, V₂ is 1V and input to the circuit V is 5sint. Use constant voltage drop model for diode and take cut-in voltage as 0.7V)

9. In the following clipper circuit resistance R1 and R2 is 1k. Voltage V1 is 1.5V and V2 is 1 V. Cut-in voltage of diode is 0.7V. What will be the output, Vout of the system if Vin is the signal given below?
(Use constant voltage drop model for diode)

10. From the given circuit diagram, what is the voltage across diode?