Explore topic-wise MCQs in Electronic Devices and Circuits.

This section includes 8 Mcqs, each offering curated multiple-choice questions to sharpen your Electronic Devices and Circuits knowledge and support exam preparation. Choose a topic below to get started.

1.

How do you calculate the dynamic input resistance of a CB transistor?

A. V<sub>BE</sub> / I<sub>C</sub>
B. V<sub>BE</sub> / I<sub>E</sub>
C. V<sub>CB</sub> / I<sub>C</sub>
D. V<sub>CB</sub> / I<sub>E</sub>
Answer» C. V<sub>CB</sub> / I<sub>C</sub>
Discussion
2.

What is the path of the input characteristic of a CB transistor physical model?

A. Linear
B. Exponential decrease
C. Exponential increase
D. Constant
Answer» B. Exponential decrease
Discussion
3.

What is the path of the output characteristic of a CB transistor physical model in the saturation region?

A. Linear
B. Exponential decrease
C. Exponential increase
D. Constant
Answer» D. Constant
Discussion
4.

What is the path of the output characteristic of a CB transistor physical model in the active region?

A. Linear
B. Exponential decrease
C. Exponential increase
D. Constant
Answer» E.
Discussion
5.

Which parameter of the physical model is varied while measuring the output characteristics of a common-base transistor?

A. Emitter current
B. Emitter voltage
C. Collector current
D. Collector base voltage
Answer» E.
Discussion
6.

Where is the output measured in a common base transistor physical model?

A. Collector terminal
B. Emitter terminal
C. Base terminal
D. Ground
Answer» B. Emitter terminal
Discussion
7.

Which parameter of the physical model is varied while measuring the input characteristics of a common-base transistor?

A. Emitter current
B. Emitter voltage
C. Collector current
D. Emitter base voltage
Answer» E.
Discussion
8.

Where is the input measured in a common base transistor physical model?

A. Collector terminal
B. Emitter terminal
C. Base terminal
D. Ground
Answer» C. Base terminal
Discussion