This app contain all the topics of class -12 Physics and it's very useful for competitive exams. Electric Charges and Fields, Electrostatic Potential and Capacitance, Current Electricity,Moving Charges and Magnetism, Magnetism and Matter, Electromagnetic Induction, Alternating Current,Electromagnetic Waves,RAY OPTICS AND OPTICAL INSTRUMENTS,Wave Optics,Dual Nature of Radiation and Matter, Atoms, Nuclei, SEMICONDUCTOR ELECTRONICS: MATERIALS, DEVICES AND SIMPLE CIRCUITS,Communication Systems ◆Extra knowledge