Concepts building of chapters, hands on the physics problems of resistivity,Maxwell 's right hand thumb rule,Fleming left hand rule, scattering of light , atmospheric refraction cases, scattering of light cases, Tyndall effect . Multiple choice, previous years questions, mirror formula,lens formula, reflection, refraction, snells law, numerical, ohms law, magnetic effect of current, coulombs law, electrostatic,optics, ray optics,wave optics, practicing the concepts realtime and keep your self updated with latest modern techniques, and prepare for competition, chemistry classes, organic chemistry, amines, alcohol phenol and ether , electronegativity, acids bases and salt, wurtz reaction, friedekraft reaction friedekraft, cathode ray experiment, bohrs model, Rutherford experiment, vectors, parallelogram law, triangle law, torque, circular motion, projectile motion, trajectory, maximum height, range, and time of flight, gravitation, relativity theory, Einstein law e= mc2, Newton law of inertia, law of momentum, law of action and reaction, keplers law, pv = nrt, ideal gas equation, pressure, volume temperature effect, buoyancy, buoyant force