Physics isn’t just about formulas — it’s about understanding the logic behind them. In CBSE Class 11, derivations form the backbone of conceptual clarity and exam scoring. Whether you’re preparing for school tests, board exams, or competitive entrances like JEE, mastering these derivations is non-negotiable.
At Convex Classes Jaipur, we’ve compiled chapterwise, step-by-step derivations in a clean, exam-ready format — so you spend less time searching and more time learning.
What’s Inside This Derivation Pack?
Each chapter includes:
- All important derivations from NCERT Class 11 Physics
- Clear step-by-step explanations with proper units and logic
- Neat formatting for easy memorization
- Ideal for last-minute revision and concept building
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Chapterwise Derivation Index
| 🔢 Chapter | 📘 Key Derivations |
|---|---|
| 1. Physical World | No major derivations |
| 2. Units and Measurements | – Dimensional formula of physical quantities<br>- Error propagation formulas |
| 3. Motion in a Straight Line | – Equations of motion using calculus<br>- Velocity-time graph analysis |
| 4. Motion in a Plane | – Projectile motion derivation<br>- Relative velocity in two dimensions |
| 5. Laws of Motion | – Derivation of Newton’s second law<br>- Limiting friction and angle of repose |
| 6. Work, Energy and Power | – Work-energy theorem<br>- Power = Work/time derivation |
| 7. System of Particles and Rigid Body | – Torque = r × F<br>- Moment of inertia of rod, ring, disc |
| 8. Gravitation | – Acceleration due to gravity (g = GM/R²)<br>- Orbital velocity and escape velocity |
| 9. Mechanical Properties of Solids | – Stress = Force/Area<br>- Young’s modulus = Stress/Strain |
| 10. Mechanical Properties of Fluids | – Bernoulli’s theorem<br>- Viscosity and terminal velocity |
| 11. Thermal Properties of Matter | – Newton’s law of cooling<br>- Heat capacity and latent heat |
| 12. Thermodynamics | – First law of thermodynamics<br>- Efficiency of Carnot engine |
| 13. Kinetic Theory | – Pressure of ideal gas = (1/3)ρv² |
| 14. Oscillations | – Time period of SHM = 2π√(m/k)<br>- Simple pendulum derivation |
| 15. Waves | – Wave equation: y = A sin(ωt – kx)<br>- Speed of sound in a medium |
One-Click Download:
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Why Students Love These Notes:
- Exam-Focused Format: Clean steps, boxed formulas, and labeled diagrams
- Concept Clarity: Each derivation explained with logic, not just memorization
- Time-Saving: Perfect for revision before exams or class tests
- CBSE Aligned: Based strictly on the latest NCERT syllabus and marking scheme
- Handwritten Feel: Designed to match how students write in exams
Pro Tips from Convex Faculty:
- Practice derivations weekly — repetition builds retention
- Always write units and assumptions clearly in exams
- Use diagrams wherever possible — they fetch bonus marks
- Don’t skip “easy” chapters like Units & Measurements — they often carry hidden weightage
Related Resources You’ll Love:
- Class 11 Physics Chapterwise Notes PDF
- Numerical Practice Sheets for Class 11 Physics
- [Video Lectures on Key Derivations – Coming Soon!]
Final Words:
Physics is not tough — it’s just misunderstood. With the right guidance and structured notes, every student can master derivations and score confidently. Convex Classes Jaipur is proud to support your journey with resources that are clear, concise, and crafted for success.
