Class 12 physics chapter Communication Systems mcq test quiz

FreeQuiz #PhysicsQuiz #Class12Quiz Prepare for your class 12 Physics exams with our free test quiz for Chapter: Communication Systems. Test your knowledge of communication principles, modulation, and more with multiple-choice questions. Enhance your understanding and boost your performance in exams today!

Check Class 12th Communication Systems chapter knowledge

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12th Physics: Communication Systems

1 / 10

1. During ground wave propagation the transmitted waves gets attenuated because

earth surface absorbs the waves

frequency of the waves are too low

energy content of these waves are high

earth surface offers resistance.

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2 / 10

2. In a half wave rectifier, the r.m.s. value of the a.c. component of the wave is

equal to d.c. value

more than d.c. value

less than d.c. value

zero

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3 / 10

3. Which of the following is drawback of amplitude modulation?

low efficiency

noise reception

operating range is small

all of these

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4 / 10

4. Which of the following is the element of a communication system?

Transmitter

channel

Receiver

All of the above

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5 / 10

5. The AM wave is equivalent to the summation of

two sinusoidal waves

three sinusoidal waves

four sinusoidal waves

None of these

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6 / 10

6. In an amplitude modulated wave for audio frequency of 500 cycle/second, the appropriate carrier frquency will be

50 cycles/s

100 cycles/s

500 cycles/s

50, 000 cycles/s

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7 / 10

7. To cover a population of 20 lakh, a transmission tower should have a height: (radius of the earth = 6400 km, population per square km = 1000)

25 m

50 m

75 m

100 m

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8 / 10

8. As the height of satellite orbit gets lower, the speed of the satellite

increases

decreases

remain same

both (a) and (b)

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9 / 10

9. A transducer used at the transmitting end, serves the purpose of converting

electrical signal to sound form

sound signal to electrical form

electrical signal to magnetic form

sound signal to magnetic form

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10 / 10

10. Communication is the process of

keeping in touch

exchange information

broad casting

entertainment by electronics

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Chapter wise quiz of XII class physics

Class 12 physics chapter 15 Communication Systems test quiz

Are you a class 12 Physics student looking to strengthen your knowledge of communication systems? If so, you’re in luck! We have prepared an extensive test quiz for Chapter 15, Communication Systems, to help you enhance your understanding of this vital topic. This quiz is designed to cover various aspects of communication systems and provide you with valuable practice to excel in your exams.

Understanding the Significance of Chapter 15: Chapter 15, Communication Systems, holds immense importance in the class 12 Physics curriculum. It explores the principles and functioning of communication systems, delving into concepts like modulation, demodulation, amplitude modulation, frequency modulation, and more. Students gain insights into how information is transmitted through various means, including radio waves and optical fibers. A strong grasp of this chapter is essential for students aspiring to pursue careers in engineering, telecommunications, or related fields.

Key Features of the Quiz: Our Communication Systems Test Quiz for class 12 Physics comprises a comprehensive set of multiple-choice questions (MCQs) sourced from various important topics of the chapter. These questions are carefully curated to challenge your conceptual understanding and problem-solving abilities. By attempting this quiz, you can assess your knowledge and identify areas that require further revision.

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

1. Thoroughly Review the Chapter: Ensure you have a strong understanding of communication systems’ fundamental principles and concepts covered in the chapter.
2. Practice Regularly: Take the MCQ test multiple times to reinforce your learning and become familiar with different question patterns.
3. Refer to Class Notes and NCERT: Review your class notes and refer to the NCERT textbook for additional practice questions and examples.
4. Identify Weak Areas: Analyze your quiz results to identify areas where you may be struggling. Focus on these topics to improve your overall performance.

FAQ

In conclusion, the Chapter 15 Communication Systems Test Quiz is a valuable resource for class 12 Physics 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 communication systems-related questions with ease. Happy quizzing and best of luck with your exam preparations!

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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