Explore topic-wise MCQs in Analog Circuits.

This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Analog Circuits knowledge and support exam preparation. Choose a topic below to get started.

1.

In a half wave rectifier, the input sine wave is 250sin100 t Volts. The output ripple frequency of rectifier will be __________

A. 100Hz
B. 200Hz
C. 50Hz
D. 25Hz
Answer» D. 25Hz
Discussion
2.

In a half wave rectifier, the input sine wave is 200sin200 t Volts. If load resistance is of 1k then the average DC power output of half wave rectifier is __________

A. 3.25W
B. 4.05W
C. 5.02W
D. 6.25W
Answer» C. 5.02W
Discussion
3.

In a half wave rectifier, the input sine wave is 200sin100 t Volts. The average output voltage is __________

A. 57.456V
B. 60.548V
C. 75.235V
D. 63.661V
Answer» E.
Discussion
4.

DC power output of half wave rectifier is equal to ____________
(Im is the peak current and RL is the load resistance)

A. (2I<sub>m</sub><sup>2</sup>/ <sup>2</sup>)R<sub>L</sub>
B. (I<sub>m</sub><sup>2</sup>/2 <sup>2</sup>)R<sub>L</sub>
C. (I<sub>m</sub><sup>2</sup>/ <sup>2</sup>)R<sub>L</sub>
D. (4I<sub>m</sub><sup>2</sup>/ <sup>2</sup>)R<sub>L</sub>
Answer» D. (4I<sub>m</sub><sup>2</sup>/ <sup>2</sup>)R<sub>L</sub>
Discussion
5.

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

A. 2I<sub>m</sub>/
B. I<sub>m</sub>/
C. I<sub>m</sub>/2
D. 1.414I<sub>m</sub>/
Answer» C. I<sub>m</sub>/2
Discussion