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. A transistor has three impurity regions. All the three regions have different doping levels. In order of increasing doping level, the regions are

emitter, base and collector

collector, base and emitter

base, emitter and collector

base, collector and emitter

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2 / 10

2. If a small amount of antimony is added to germanium crystal

it becomes a p–type semiconductor

the antimony becomes an acceptor atom

there will be more free electrons than holes in the semiconductor

its resistance is increased

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3 / 10

3. Temperature coefficient of resistance of semiconductor is

zero

constant

positive

negative

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4 / 10

4. The ratio of forward biased to reverse biased resistance for pn junction diode is

10–1 : 1

10–2 : 1

104:01:00

10–4 : 1

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5 / 10

5. In an insulator, the forbidden energy gap between the valence band and conduction band is of the order of

1 MeV

0.1 MeV

1 eV

5 eV

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6 / 10

6. If the two ends of a p-n junction are joined by a wire

there will not be a steady current in the circuit

there will be a steady current from the n-side to the pside

there will be a steady current from the p-side to the nside

there may or may not be a current depending upon the resistance of the connecting wire

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7 / 10

7. To use a transistor as an amplifier, emitter-base junction is kept in ...X... and base-collector junction is kept in ...Y... Here, X and Y refer to

forward bias, forward bias

reverse bias, reverse bias

reverse bias, forward bias

forward bias, reverse bias

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8 / 10

8. For a common base amplifier, the values of resistance gain and voltage gain are 3000 and 2800 respectively. The current gain will be

1.1

0.98

0.93

0.83

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9 / 10

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

1

2

3

4

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10 / 10

10. In a P -N junction

the potential of P & N sides becomes higher alternately

the P side is at higher electrical potential than N side.

the N side is at higher electric potential than P side.

both P & N sides are at same potential.

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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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