Book excerpt: A unique book containing Questions-Answers of NCERT Textbook based questions. This book containing solutions to NCERT Textbook questions has been designed for the students studying in Class XII following the NCERT Textbook for Physics. Important definition and Formulas are given in the beginning of each chapter .The book gives comprehensive solutions to the numerical and theoretical problems in the textbook. The book has been divided into 15 Chapters. Keeping in mind this importance and significance of the NCERT Textbooks in mind, Arihant has come up with namely Electric Charges; Fluids, Current Electricity, Atoms, electromagnetic Induction, Alternating Current, Nuclei, Magnetism; Matter, Communication System, Wave Optics, etc. covering the syllabus of Physics for Class XII. Content: 1. Electric Charges and Field 2. Electrostatic Potential and Capacitance 3. Current Electricity 4. Moving Charges and Magnetism 5. Magnetism and Matter 6. Electromagnetic Induction 7. Alternating Current 8. Electromagnetic Waves 9. Ray Optics and Optical Instruments 10. Wave Optics 11. Dual Nature of Radiation and Matter 12. Atoms 13. Nuclei 14. Semiconductor Electronics 15. Communication System