Explore topic-wise MCQs in Electronic Devices and Circuits.

This section includes 4 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.

The forward resistance for a PIN diode is given by ________

A. R<sub>F</sub> = W/ P
B. R<sub>F</sub> = W/ N
C. R<sub>F</sub> = W P
D. R<sub>F</sub> = W N
Answer» C. R<sub>F</sub> = W P
Discussion
2.

In the application of frequency models, the value of forward current is _____

A. IF = A( <sub>P</sub>P + <sub>N</sub>N)q
B. IF = A( <sub>P</sub>N + <sub>N</sub>P)q
C. IF = A( <sub>P</sub>P <sub>N</sub>N)q
D. IF = A( <sub>P</sub>N <sub>N</sub>P)q
Answer» B. IF = A( <sub>P</sub>N + <sub>N</sub>P)q
Discussion
3.

In high frequency model, the values of resistance R and capacitance C are _______

A. 0.1 to 10K and 0.02 to 2pF respectively
B. 1 to 10K and 0.02 to 2pF respectively
C. 10 to 100K and 0.02 to 2pF respectively
D. 0.1 to 10K and 2 to 20pF respectively
Answer» B. 1 to 10K and 0.02 to 2pF respectively
Discussion
4.

During reverse bias, the PIN diode acts as _______

A. Variable resistor
B. Switch
C. Variable capacitor
D. LED
Answer» D. LED
Discussion