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JEE Main Communication Systems Practice Paper FREE PDF Download

Last updated date: 26th Nov 2023
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Communication Systems Practice Paper with Solutions and Answer Key For JEE Main

The Communication Systems chapter in JEE Main explores the principles and technologies behind modern communication, encompassing topics such as modulation, demodulation, transmission, and signal processing, all of which are crucial for excelling in JEE Main Physics.


JEE Main Practice Paper


Text, Images, Videos and PDF


JEE Main

Chapter Name:

Communication Systems

Academic Session:



English Medium



Available Material:

Chapter-wise Practice paper with PDF

Vedantu supports students preparing for JEE Main Physics by providing a valuable FREE PDF download of the Communication Systems Practice Paper. This resource is prepared for chapter-wise practice, guaranteeing comprehensive coverage of essential topics. By obtaining it for FREE, you can augment your knowledge and boost your confidence in attempting questions efficiently. The inclusion of detailed solutions and answer keys aids in resolving doubts and understanding the step-wise approach to question-solving. Additionally, practicing Vedantu’s Communication Systems Practice Paper for JEE Main enhances your question-solving speed.

In the upcoming JEE Main Exam, anticipate a minimum of 1 question directly linked to the Communication Systems chapter. To grasp the full scope of its significance, refer to the provided table detailing the weightage of the Communication Systems chapter in the last five years of the JEE Main Exam.


Weightage of JEE Main Questions From Communication Systems 











Practice Papers for JEE Main help you to find and practice the questions that might get asked in the next JEE Main exam. Download the PDF of the Communication Systems Practice Paper today to excel in your JEE Main exams!

Subject-wise Links For JEE Main Practice Paper

In the JEE Main exam, each of the three subjects— Physics, Chemistry, and Maths—holds a weightage of 33%. Hence along with practicing the Physics Practice Paper for JEE Main, students have to practice Chemistry, as well as Maths Practice Papers. This will lead you to score more than 80% in the JEE Main exam. Here are the links for the JEE Main Subject-wise Practice Paper.

Subject-wise Links For JEE Main Practice Paper

JEE Main Chemistry Practice Paper

JEE Main Maths Practice Paper

Links For JEE Main Chapter-wise Practice Paper

Physics Practice Papers need to be worked out after each chapter since the questions from most of the Physics chapters can help you to score well in the Physics section of the JEE Main exam. This will help you to cover most of the JEE Main Physics Syllabus. You can download the Chapter-wise links for the JEE Main Practice Paper.

Important Topics From Communication Systems for JEE Main Practice Paper

It will be easy for you to work out the JEE Main Practice Paper if you have a strong understanding of the Communication Systems. You have to focus more on the important topics to answer most of the questions from the JEE Main Practice Paper on Communication Systems. Here are some of the important topics of Communication Systems.

  • Modulation Techniques

Modulation is crucial in communication systems to encode information onto carrier signals. Topics include amplitude, frequency, and phase modulation.

  • Transmission Lines

Understanding transmission lines helps in efficient signal propagation. Topics encompass characteristic impedance, reflection, and standing waves.

  • Antennas and Wave Propagation

Antennas are essential for transmitting and receiving signals. This topic covers radiation patterns, gain, and wave propagation phenomena like diffraction and scattering.

  • Error Detection and Correction

Detecting and correcting errors is vital for reliable data transmission. Key concepts include parity checks, Hamming codes, and cyclic redundancy checks (CRC).

  • Network Topologies and Protocols

Knowledge of network topologies (e.g., bus, star, ring) and protocols (e.g., TCP/IP, OSI model) are essential for designing and maintaining communication networks.

Equations To Score More in Practice Paper of JEE Main Communication Systems

Equations are the base to solve the JEE Main Practice Paper. You have to know which equation or formula to use while solving the Practice Paper for JEE Main. Find the important equations you need to learn while working out the Practice Paper of JEE Main Communication Systems.

1. Modulation Index (m) for Amplitude Modulation (AM):

\[m = \frac{{A_c - A_m}}{{A_c + A_m}}\]

2. Carrier Frequency (\(f_c\)):

\[f_c = \frac{{c}}{{\lambda}}\]

3. Bandwidth (B) for Frequency Modulation (FM):

\[B = 2(\Delta f + f_m)\]

4. Propagation Delay (\(\tau\)):

\[\tau = \frac{{d}}{{c}}\]

5. Signal-to-Noise Ratio (SNR):

\[SNR = \frac{{S}}{{N}}\]

For more formulas and equations you can refer to Vedantu’s JEE Main Formula page.

What Makes Vedantu’s Practice Paper PDF of JEE Main Communication Systems Different?

Practice Paper for JEE Main assumes a significant role in student preparation, providing questions that mimic the JEE Main exam's structure. Vedantu’s JEE Main Practice Papers emerges as the ideal post-learning resource upon finishing each Physics chapter. Now, let’s uncover the defining features of Vedantu’s Communication Systems Practice Paper for JEE Main.

  • Quality Content: Vedantu's Practice Paper for Communication Systems is curated by experienced educators and subject matter experts, ensuring that the questions are relevant, accurate, and aligned with the latest JEE Main syllabus.

  • Variety of Questions: They provide a diverse range of questions, covering different difficulty levels and concepts from Communication Systems, allowing students to thoroughly practice and master each topic.

  • Detailed Solutions: Vedantu offers detailed step-by-step solutions and answer keys for Communication Systems JEE Main Practice Paper, ensuring that students understand not just the final answer but also the underlying concepts and problem-solving techniques.

  • User-Friendly Interface: Their platform is designed to be user-friendly, making it easy for students to navigate through Practice Paper and access the content they need efficiently.

  • Accessibility: Vedantu's Practice Papers are often easily accessible online and can be downloaded for FREE, allowing students to practice from the comfort of their homes.

How To Prepare For JEE Main With Communication Systems Practice Paper?

Vedantu’s Communication Systems JEE Main Practice Paper is composed of MCQs and Subjective type questions. At the end of the FREE PDF, you can get the answer keys and detailed solutions for the questions. If you follow the below instructions while working out the Daily Practice Paper you can easily succeed in the JEE Main exam.

Download the Daily Practice Paper of JEE Main Communication Systems.

  1. You can set a timer of 1 hour.

  2. Solve the easy questions first and give time for tough questions.

  3. Note your answers on a sheet of paper and check with the answer key.

  4. Each question carries 4 marks and gives a negative mark of -1 for each question.

  5. Now calculate the score and analyze yourself. 

  6. You can take the help of detailed solutions given in the PDF for better clarity of questions and answers. 

  7. Learn how to do the incorrect answers and practice the questions again.

  8. Make a note of the time you take for each question to practice. 

When to Start Preparing With JEE Main Practice Paper on Communication Systems?

To excel in your JEE Main exams, initiating your JEE Main Practice Paper of Communication Systems preparation early in your academic journey is essential. This approach enables thorough subject mastery and ample revision time, both key to exam success. Utilize this timeline for optimizing your JEE Main preparation with Daily Practice Paper.

  • Foundation Building (1-2 Years Prior): Start with foundational studies and build a strong understanding of the core concepts in Communication Systems.

  • Concept Mastery (6-12 Months Prior): About a year before the exam, begin incorporating the Practice Paper of JEE Main Communication Systems into your routine. 

  • Intensive Revision (3-6 Months Prior): As the exam date approaches, intensify your Practice Paper usage. Take a full-length Practice Paper to simulate exam conditions, improve time management, and identify weak areas.

Additional Materials To Cover With  JEE Main Communication Systems Practice Paper

After learning the Communication Systems chapter, you need to make sure that you are mastering the contents you learn so that you can perform well in JEE Main. Practice Papers for JEE Main prepared by Vedantu is the best resource for this. Right after your revision of the Communication Systems, you can practice the JEE Main Practice Paper. But this is not enough if you want to score more than 85% in JEE Main exam. Here are some additional materials that you can choose while preparing for JEE Main.

Try Our Online Practice Paper Test For Physics

Once you are done with practicing the JEE Main Practice Paper for Communication Systems, you can test your online skills for JEE Main Physics. Vedantu is also providing you with an online practice paper test where you can get a real experience of attempting the JEE Main Exam.

Mastering Communication Systems With JEE Main Practice Paper

The JEE Main Communication Systems Practice Paper is a great way to practice for the exam. It covers a lot of important topics, and the solutions and answer keys help you check your work. By practicing with this JEE Main Practice Paper, you can learn the material better and get better at solving problems. You can also learn how to manage your time better and figure out where you need to focus your studies. So, if you're preparing for the JEE Main, be sure to download and practice Vedantu’s Communication Systems Daily Practice Paper for FREE!

FAQs on JEE Main Communication Systems Practice Paper FREE PDF Download

1. What is the importance of practicing Communication Systems questions for JEE Main?

Practicing Communication Systems questions for JEE Main is crucial because it is a significant topic in the physics syllabus. It helps you understand the principles of communication, modulation techniques, and signal transmission, which are important for both the JEE Main and real-world applications.

2. What are some key topics covered in Communication Systems for JEE Main Practice Paper?

Key topics in Communication Systems for JEE Main include amplitude modulation, frequency modulation, transmission of signals, modulation index, bandwidth, and antennas. It's important to have a strong grasp of these concepts for the exam.

3. How can I effectively use the solutions and answer key for a Communication Systems practice paper?

Use the solutions and answer key to check your answers after attempting the practice paper. Identify the questions you got wrong and review those topics. This helps you understand your weaknesses and improve your performance in the actual exam.

4. Can you explain the concept of modulation in Communication Systems for JEE Main Practice Paper?

Modulation is the process of varying the amplitude, frequency, or phase of a carrier wave in accordance with the information signal. In Communication Systems, it is used to transmit the information signal efficiently over long distances. Understanding modulation techniques is essential for JEE Main.

5. What is the role of bandwidth in Communication Systems and its relevance to JEE Main Practice Paper?

Bandwidth is the range of frequencies occupied by a signal or a channel. In Communication Systems, a wider bandwidth allows for the transmission of more information. Knowing how to calculate and optimize bandwidth is important for JEE Main.

6. How can I prepare for tricky questions related to antennas in the Communication Systems section of Practice Paper for JEE Main?

To tackle tricky antenna questions, thoroughly study antenna types, radiation patterns, and antenna parameters. Practice with a variety of antenna problems, and refer to your textbook and class notes for clarity.

7. Are there any specific tips for time management while solving a Communication Systems practice paper for JEE Main?

Yes, allocate a specific amount of time to each question based on its difficulty. If you get stuck on a question, move on to the next one and come back to it later. Time management is crucial to complete the paper within the allotted time.

8. How can I use the answer key to analyze my performance in a Communication Systems practice paper for JEE Main?

Compare your answers with the answer key to calculate your score. Identify the topics where you made mistakes and work on improving your understanding of those areas. This analysis helps you target your weaknesses.