12. Thermodynamics
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Description:
Master the fundamental concepts of Class 12 Physics Chapter Thermodynamics with this free NCERT Solutions PDF prepared according to the CBSE 2025–26 syllabus This resource provides clear step-by-step answers to help you understand laws of thermodynamics heat engines and entropy with ease
Why Choose This PDF
✅ Based fully on NCERT textbook questions
✅ Strictly follows CBSE 2025–26 exam pattern
✅ Detailed solutions with conceptual clarity
✅ Ideal for board exam preparation assignments and revision
✅ Absolutely free to download and print
What’s Inside This Book
✅ Complete NCERT solutions for Thermodynamics chapter
✅ Covers all in-text and exercise problems
✅ Includes first law of thermodynamics heat engines and refrigerators
✅ Important formulas and derivations explained
✅ Well-organized layout for easy study and revision
Who Will Benefit From This Book
✅ Class 12 CBSE students preparing for Physics boards
✅ Students targeting competitive exams like JEE NEET CUET
✅ Self-learners and coaching-free aspirants
✅ Teachers and tutors needing accurate NCERT solutions
Frequently Asked Questions (FAQs)
It states that energy can neither be created nor destroyed, only transformed.
Internal energy is the total energy contained within a system.
A process where no heat is exchanged with the surroundings.
A device that converts heat energy into mechanical work.
Entropy measures the disorder or randomness in a system.
