Class 12 physics chapter Semiconductor Electronics Materials Devices and Simple Circuits quiz

Prepare for JEE Mains and class 12 exams with our free test quiz for Chapter: Semiconductor Electronics Materials Devices and Simple Circuits. Test your knowledge of semiconductors, electronic devices, and circuits with multiple-choice questions. Enhance your understanding and boost your performance in exams today!

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12th Physics: Semiconductor Electronics Materials Devices and Simple Circuits

1 / 10

1. The electrical conductivity of pure germanium can be increased by

increasing the temperature

doping acceptor impurities

doping donor impurities

All of the above

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2 / 10

2. When p-n junction diode is forward biased then

both the depletion region and barrier height are reduced

the depletion region is widened and barrier height is reduced

the depletion region is reduced and barrier height is increased

Both the depletion region and barrier height are increased

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3 / 10

3. When npn transistor is used as an amplifier

electrons move from collector to base

holes move from emitter to base

electrons move from base to collector

holes move from base to emitter

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4 / 10

4. In a semiconductor, the forbidden energy gap between the valence band and the conduction band is of the order is

1 MeV

0.1 Mev

1 eV

5 eV

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5 / 10

5. Zener diode is used for

amplification

rectification

stabilisation

all of the above

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6 / 10

6. In the middle of the depletion layer of a reverse- biased on junction, the

electric field is zero

potential is maximum

electric field is maximum

potential is zero

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7 / 10

7. If the forward bias on p-n junction is increased from zero to 0.045 V, then no current flows in the circuit. The contact potential of junction i.e. VB is

zero

0.045 V

more than 0.045 V

less than 0.045 V

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8 / 10

8. When an impurity is doped into an intrinsic semiconductor, the conductivity of the semiconductor

increases

decreases

remains the same

becomes zero

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9 / 10

9. Filter circuit

eliminates a.c. component

eliminates d.c. component

does not eliminate a.c. component

None of these

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10 / 10

10. Number of electrons in the valence shell of a pure semiconductor is

1

2

3

4

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Chapter wise quiz of XII class physics

Are you gearing up for the JEE Mains or your class 12 exams and feeling the need to test your knowledge of semiconductor electronics? Look no further! We have designed a comprehensive test quiz for Chapter 14, Semiconductor Electronics Materials Devices and Simple Circuits, to help you sharpen your understanding of this critical topic. This quiz not only covers important concepts but also serves as a valuable tool for self-assessment and exam preparation.

The Significance of Chapter 14: Chapter 14, Semiconductor Electronics Materials Devices and Simple Circuits, is a crucial part of the JEE Mains syllabus and class 12 Physics curriculum. It explores the fascinating world of semiconductors, delving into their properties, behavior, and applications. Students learn about semiconductor devices like diodes, transistors, and logic gates, which are the building blocks of modern electronics. Understanding these concepts lays the foundation for a deeper grasp of electronic circuits and their functions.

Key Features of the Quiz: Our semiconductor mock test for JEE Mains and class 12 comprises a series of multiple-choice questions (MCQs) carefully curated to cover various aspects of the chapter. These questions are aimed at challenging your conceptual understanding, problem-solving skills, and time management – all of which are crucial for excelling in competitive exams.

How to Make the Most of the Quiz: To maximize the benefits of this test quiz, consider the following tips:

1. Conceptual Clarity: Review the chapter thoroughly, focusing on semiconductor materials, devices, and their applications.
2. Practice Regularly: Take the online MCQ test multiple times to reinforce your learning and become familiar with different question patterns.
3. Time Management: Keep an eye on the time while attempting the quiz. Practicing under timed conditions will help you manage the exam effectively.
4. Identify Weak Areas: Analyze your performance and pay extra attention to the topics where you made mistakes. This will help you focus on areas that need improvement.

FAQ

In conclusion, the Chapter 14 Semiconductor Electronics Materials Devices and Simple Circuits Test Quiz is an excellent resource for JEE Mains aspirants and class 12 students aiming to excel in their exams. By practicing with this quiz and following the suggested tips, you can enhance your confidence and readiness to tackle semiconductor-related questions with ease. Best of luck on your journey to success!

Mohit Sinha

I’m Mohit Sinha! With a Master’s degree in Physics, I bring a deep understanding of the subject to my teaching. I specialize in guiding students through the complexities of Physics for 11th and 12th grades and also offer English instruction from 1st to 12th grade. When I'm not in the classroom, I'm passionate about creating engaging educational content for QuizRanker.org, where I help make learning both fun and effective.

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