Electronic Devices and Circuit Theory- Semiconductor Diodes Questions and Answers
Semiconductor Diodes are the foundation of modern electronic circuits, making this a critical topic for exams like GATE, DRDO, and BEL recruitment tests. In this section on Semiconductor Diodes questions with answers, you’ll explore PN junction behavior, biasing, IV characteristics, and diode applications such as rectifiers and clippers. Practicing these electronics aptitude questions with explanations helps you master semiconductor properties and understand real-world circuit applications. Whether you’re preparing for government technical exams or electronics placements, these questions will build your conceptual clarity and analytical approach toward diode-based circuits. Strengthen your fundamentals through consistent electronics MCQ practice and detailed problem-solving.
Electronic Devices and Circuit Theory- Semiconductor Diodes
11. Which of the following devices can check the condition of a semiconductor diode?
- Digital display meter (DDM)
- Multimeter
- Curve tracer
- All of the above
12. Which of the following is an atom composed of?
- Electrons
- Protons
- Neutrons
- All of the above
13. The condition of a semiconductor diode can be determined quickly using a ________.
- DDM
- VOM
- curve tracer
- Any of the above
15. Calculate the power dissipation of a diode having ID = 40 mA.
- 28 mW
- 28 W
- 280 mW
- Undefined
16. In which of the following is the light intensity measured?
- Candela
- Efficacy
- Flux
- Illumination
17. Which of the following elements is most frequently used for doping pure Ge or Si?
- Boron
- Gallium
- Indium
- All of the above
18. In general, LEDs operate at voltage levels from ________ V to ________ V.
- 1.0, 3.0
- 1.7, 3.3
- 0.5, 4.0
- None of the above
20. The ________ diode model is employed most frequently in the analysis of electronic systems.
- ideal device
- simplified
- piecewise-linear