Explore topic-wise MCQs in Electronic Devices and Circuits Questions and Answers.

This section includes 7 Mcqs, each offering curated multiple-choice questions to sharpen your Electronic Devices and Circuits Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.

1.

The Q-point of the zener diode in the circuit shown below is

A. (0.34 mA, 4 V)
B. (0.34 mA, 4.93 V)
C. (0.94 mA, 4 V)
D. (0.94 mA, 4.93 V)
Answer» B. (0.34 mA, 4.93 V)
Discussion
2.

The circuit inside the box in fig. P3.1.31. contains only resistor and diodes. The terminal voltage vo is connected to some point in the circuit inside the box. The largest and smallest possible value of vo most nearly to is respectively

A. 15 V, 6 V
B. 24 V, 0 V
C. 24 V, 6 V
D. 15 V, 9 V
Answer» E.
Discussion
3.

For the circuit shown diode cutting voltage is Vin = 0. The ripple voltage is to be no more than vrip = 4 V. The minimum load resistance, that can be connected to the output is (in kilo ohm)

A. 6.25
B. 12.5
C. 25
D. 30
Answer» B. 12.5
Discussion
4.

The maximum load current that can be drawn is

A. 1.4 mA
B. 2.3 mA
C. 1.8 mA
D. 2.5 mA
Answer» B. 2.3 mA
Discussion
5.

Determine the output waveform from the given circuit and input waveform.

A. a)
Answer» E.
Discussion
6.

Find the output waveform from the given circuit and input waveform.

A. a)
Answer» D.
Discussion
7.

For the given circuit and input waveform determine the output waveform.

A. a)
Answer» E.
Discussion