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CBSE Class 12 Physics Chapter-Wise Weightage & Deleted Topics 2025-26

Likhith Likhith · August 13, 2025
The image is a visual guide for “CBSE Class 12 Physics Chapter-Wise Weightage & Deleted Topics 2025–26” created by Career Plan B. It features a soft blue banner across the top with the main title in bold red text, clearly indicating that the content is about the subject-specific breakdown and syllabus changes for the academic year 2025–26. In the top-left corner, the Career Plan B logo appears, showing a simple green bird icon along with the text “CAREER PLAN B,” where the letter “B” is highlighted in green. The lower section of the image consists of a large word cloud dominated by the word “physics” in bold red font, surrounded by various physics-related terms in different sizes and colors. These words include “force,” “gravity,” “energy,” “quantum,” “science,” “fusion,” “relativity,” “einstein,” “neutron,” “optical,” “microscope,” “thermodynamics,” “atom,” and others. The varied font sizes and orientations give a dynamic, engaging feel, emphasizing the breadth of concepts in physics. In the bottom-left, part of a human hand is visible, holding a marker, as if writing or creating the word cloud in real time—symbolizing active learning and teaching. The overall style is educational and informative, aimed at students preparing for Class 12 board exams, while also hinting at a modern and interactive approach to understanding the syllabus structure.

Introduction

The CBSE Class 12 physics weightage for 2025–26 features important updates in chapter-wise mark distribution and deleted topics that directly impact your exam preparation strategy. Understanding these changes becomes crucial for students who want to create efficient study plans and maximize their board exam scores.

Students who master the updated CBSE Class 12 physics weightage gain significant advantages in time management and strategic preparation. The new syllabus structure emphasizes certain chapters while eliminating others, making it essential to focus your efforts on high-weightage topics that guarantee better returns on study investment.

This comprehensive guide outlines the complete CBSE Class 12 physics weightage breakdown, highlights key chapters, reveals deleted topics, and provides strategic preparation tips. Armed with this information, you can approach your physics board exam with confidence and achieve excellence through targeted studying.

Table of Contents

Chapter-Wise Weightage for Class 12 Physics (2025–26)

The theory paper is divided into multiple units, each assigned a specific mark weight. Here’s the detailed breakdown:

I: Electrostatics

  • Electric Charges and Fields — 5 marks
  • Electrostatic Potential and Capacitance — 5 marks
     Total: 10 marks

II: Current Electricity

  • Current Electricity — 6 marks
     Total: 6 marks

III: Magnetic Effects of Current and Magnetism

  • Moving Charges and Magnetism — 6 marks
  • Magnetism and Matter — 5 marks
     Total: 11 marks

IV: Electromagnetic Induction and Alternating Currents

  • Electromagnetic Induction — 8 marks
  • Alternating Current — 8 marks
     Total: 16 marks

V: Electromagnetic Waves

  • Electromagnetic Waves — 3 marks
     Total: 3 marks

VI: Optics

  • Ray Optics and Optical Instruments — 10 marks
  • Wave Optics — 6 marks
     Total: 16 marks

VII: Dual Nature of Matter and Radiation

  • Dual Nature of Matter and Radiation — 5 marks
     Total: 5 marks

VIII: Atoms and Nuclei

  • Atoms — 3 marks
  • Nuclei — 4 marks
     Total: 7 marks

IX: Electronic Devices

Electronic Devices — 7 marks
 Total: 7 marks

Deleted Topics in Class 12 Physics (2025–26)

CBSE has removed certain topics to ease students’ workload. Avoid spending time on these deleted portions:

  • Activity with paper strips and making electroscope
  • Derivation of energy stored in capacitor
  • Electrical resistance and carbon resistors’ color code
  • Series and parallel resistor combinations
  • Meter bridge and potentiometer
  • Cyclotron and magnetic dipole moment of revolving electron
  • Eddy currents and LC oscillations
  • Scattering of light (blue sky and reddish sun explanation)
  • Resolving power of microscopes and astronomical telescopes
  • Polarization and plane polarized light
  • Special purpose p-n junction diodes
  • Digital electronics and logic gates

Strategic Study Tips Based on Updated Syllabus

  1. Focus on High-Weightage Chapters: Prioritize Optics, Electromagnetic Induction, and Magnetic Effects topics for maximum marks.
  2. Ignore Deleted Topics: Concentrate only on the current syllabus to save time and improve efficiency.
  3. Practice Past Year Papers: Helps in understanding exam patterns and important questions.
  4. Build Conceptual Clarity: Master fundamental concepts especially in high-mark chapters.
  5. Revise Regularly: Keep revising to retain formulas and concepts better.

Frequently Asked Questions (FAQs)

  1. What are the major changes in the Class 12 Physics syllabus for 2025–26?
    Major changes include deletion of several topics like electrical resistance, cyclotron, eddy currents, polarization, and digital electronics among others.

  2. Which chapters carry the highest weightage in Class 12 Physics?
    Optics and Electromagnetic Induction & Alternating Currents carry the highest marks, each totaling 16 marks.

  3. Should I study the deleted topics for exams?
    No, deleted topics have been removed from the syllabus and will not appear in the exams.

  4. How can I prepare efficiently for the new syllabus?
    Focus on important chapters, practice previous years’ question papers, and revise regularly.

  5. Where can I get personalized help for Physics and career guidance?
    Career Plan B offers tailored academic and career counselling, study plans, and college guidance to help you succeed.

  6. How important are mock tests for board exam preparation?
    Mock tests help improve time management, exam temperament, and identify areas needing improvement.

  7. Can Career Plan B help me find the best college after Class 12?
    Yes, Career Plan B provides expert assistance in college selection based on your interests, goals, and abilities.

  8. How to stay motivated during Physics board exam preparation?
    Set achievable goals, take regular breaks, and seek guidance from mentors like Career Plan B to stay on track.

Still Confused? Don’t Worry, Contact Career Plan B!

If the updated Class 12 Physics syllabus or your board exam preparation feels overwhelming, you’re not alone. Career Plan B is here to help you navigate every step with ease and confidence.

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  • Personalized academic counselling tailored to your strengths and syllabus needs
  • Career guidance to explore options aligned with your interests, goals, and abilities
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Conclusion

Mastering the CBSE Class 12 physics weightage distribution empowers you to approach your board exam preparation strategically and efficiently. Understanding which chapters carry maximum marks helps you prioritize study time and focus energy on topics that deliver the highest scoring potential.

Remember that success in CBSE Class 12 physics depends not just on comprehensive syllabus coverage but on smart preparation guided by weightage analysis. Students who align their study strategies with official mark distribution consistently outperform peers who study without strategic focus.

Use this CBSE Class 12 physics weightage guide to create your personalized study schedule, allocate time proportionally to chapter importance, and practice extensively on high-weightage topics. Your strategic approach to physics preparation will reflect directly in your board exam performance and overall academic success.

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