Explore topic-wise MCQs in Electronic Devices.

This section includes 22 Mcqs, each offering curated multiple-choice questions to sharpen your Electronic Devices knowledge and support exam preparation. Choose a topic below to get started.

1.

The level of the output voltage of an op-amp circuit is always ________ the level of V.

A. larger than
B. the same as
C. smaller than
D. None of the above
Answer» D. None of the above
Discussion
2.

In a current-controlled current source, the controlled current I depends on ________.

A. I
B. R
C. R
D. All of the above
Answer» E.
Discussion
3.

Calculate the output voltage if V = –3.3 V and V = 0.8 V.

A. 0 V
B. 6.6 V
C. –4 V
D. 2 V
Answer» C. –4 V
Discussion
4.

Calculate the cutoff frequency of a first-order low-pass filter for R = 2.5 k and C = 0.05 F.

A. 1.273 kHz
B. 12.73 kHz
C. 127.3 kHz
D. 127.30 Hz
Answer» B. 12.73 kHz
Discussion
5.

Calculate the output voltage if V = 0 V and V = 0.2 V.

A. 0 V
B. –6.6 V
C. –4 V
D. 2 V
Answer» C. –4 V
Discussion
6.

Determine the output voltage when V = –V = –1 V.

A. 0 V
B. –2 V
C. 1 V
D. 2 V
Answer» E.
Discussion
7.

Calculate the output voltage if V = V = 0.15 V.

A. 0 V
B. 4.65 V
C. 6.45 V
D. –6.45 V
Answer» E.
Discussion
8.

Calculate the output voltage if V = 33 mV and V = 2 mV.

A. 0 V
B. –6.6 V
C. –0.4 V
D. 2 V
Answer» D. 2 V
Discussion
9.

Determine the value of R(assuming that all have the same value).

A. 500 k
B. 50 k
C. 25 k
D. 5 k
Answer» C. 25 k
Discussion
10.

Calculate the output of the second stage op-amp if V = 25 mV.

A. –0.075 V
B. 0.525 V
C. 0.06 V
D. 4.2 V
Answer» B. 0.525 V
Discussion
11.

Calculate the output voltage V if V = –V = 300 mV.

A. 0 V
B. –6 V
C. 6 V
D. –8 V
Answer» D. –8 V
Discussion
12.

Calculate I for this circuit.

A. 3 mA
B. 4 mA
C. 5 mA
D. 6 mA
Answer» D. 6 mA
Discussion
13.

Calculate the input voltage for this circuit if V = –11 V.

A. 1.1 V
B. –1.1 V
C. –1 V
D. 1 V
Answer» B. –1.1 V
Discussion
14.

Calculate the input voltage when V = 11 V.

A. 1.1 V
B. –1.1 V
C. –1 V
D. 1 V
Answer» E.
Discussion
15.

Determine the output voltage when V = V = 1 V.

A. 0 V
B. –2 V
C. 1 V
D. 2 V
Answer» B. –2 V
Discussion
16.

Calculate the input voltage if the final output is 10.08 V.

A. –1.05 V
B. 0.525 V
C. 0.168 V
D. 4.2 V
Answer» D. 4.2 V
Discussion
17.

Calculate the output of the first-stage op-amp when V = 25 mV.

A. –1.05 V
B. 0.075 V
C. 0.06 V
D. 4.2 V
Answer» C. 0.06 V
Discussion
18.

Calculate the output voltage if V = V = 700 mV.

A. 0 V
B. –12 V
C. 12 V
D. –8 V
Answer» B. –12 V
Discussion
19.

Calculate the output voltage if V = 300 mV and V = 700 mV.

A. 0 V
B. –12 V
C. 12 V
D. –4 V
Answer» E.
Discussion
20.

Calculate the output voltage for this circuit when V = 2.5 V and V = 2.25 V.

A. –5.25 V
B. 2.5 V
C. 2.25 V
D. 5.25 V
Answer» E.
Discussion
21.

Calculate the output voltage if V = –0.2 V and V = 0 V.

A. 0 V
B. –6.6 V
C. –4 V
D. 2 V
Answer» E.
Discussion
22.

Determine the output voltage when V = –V = 1 V.

A. 0 V
B. –2 V
C. 1 V
D. 2 V
Answer» C. 1 V
Discussion