Class 10 – Physics


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CLASS 10 – PHYSICS with following topics explained in details: Unit 1. Nature of light – Reflection of light Unit 2. Nature of light –  Refraction of light Unit 3. Human Eye and Dispersion of light Unit 4. Electricity, Heating and Chemical Effects of Current Unit 5. Magnetic Effect of Electric Current Unit 6. Sources of Energy Unit 7. Nuclear Energy

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Unit 1.Nature of light – Reflection of light

Introduction, Sources of Light, Dual Nature of Light, Photon Energy and  Colour of Light, Optical medium- Reflection, Reflection, Reflection by  Mirrors, Relation between Focal length and Radius of Curvature, Rules for  formation of image in Pherical Mirrors, Image Formation by Concave  Mirrors, Image Formation by Convex Mirrors, Sign Convention, Mirror Formula, Magnification, Distinction between plane, Concave and Convex  Mirror, Application of Mirrors, Summary

Unit 2. Nature of light – Refraction of light

Introduction, Refraction of Light, Terms in Refraction, Causes of  Refraction, Laws of Refraction, Refractive Index, Optically denser and  Optically Rarer Media, Refractive index in terms of Wave Nature of Light, Principle of reversibility of Light, Refraction Through Glass Slab, Refraction through a Lens, Sign Convention with Spherical Lenses, Images formed by Convex Lens, Images formed by Concave Lens, Lens Formula Magnification Produced by a Lens, Power of a Lens, Atmospheric  Refraction & Twinkling of Stars, Mirage, Dispersion of Light, Colour of  Object, Primary Colours of Light, Primary Colours of Pigments, Colour of  Disc, Summary

Unit 3. Human Eye and Dispersion of light

 Introduction, Construction of Human Eye, Working of Human Eye, Power of Accomodation of Eye – Power of accommodation of eye, Myopia, Hypermetropia, Presbyopia, Astigmatism, other eye Diseases, Special kinds of Eyes, Scattering of Light, Atmospheric Refraction & Twinkling of Stars, Telescope, Simple Microscope, Compound Microscope, Summary

Unit 4. Electricity, Heating and Chemical Effects of Current

Introduction, Frictional electricity, Electric Charges and its Properties, Conductors, Insulators and Semiconductors, Electric Force, Potential and  Potential Difference, Static electricity and Current Electricity, Cause of  Electric Current, Voltaic cell, Electrical Resistance, Circuit Diagram, Ohm’s  Law, Resistance, Resistivity, Resistors in Series / Parallel, Superconductors, Heating Effect of Electric Current, Electrical Energy and  Power, Electroplating, Faradays Laws of Electrolysis, Chemical Effect of  Electric Current, Dry Cell, Summary

Unit 5. Magnetic Effect of Electric Current

Introduction, Magnetism, Natural and artificial magnets, Magnetic Effect of  Electric Current, Magnetic field, Magnetic field lines (Magnetic lines of  force), Magnetic field of the earth, Direction of Magnetic Field, Magnetic  Field due to a Straight Current Carrying straight conductor, Magnetic Field  due to a Straight Current Carrying Wire, Magnetic Field due to a Circular Coil, Magnetic Field due to a Current Carrying Solenoid, Magnetizing a  Piece of a Magnetic Material-Electromagnets, Force Acting on a Current  Carrying Conductor in a Magnetic Field, Electric Motor, Electromagnetic Induction, Electric Generators or Dynamo, Construction of DC Generators, Construction of AC Generators, Direct current(DC), Alternating current (AC), Advantages of AC over DC, Domestic Electric Circuit, Electric Fuse, Summary

Unit 6. Sources of Energy

Introduction, Renewable Sources of Energy, Non-Renewable Sources of  Energy, Solar Energy, Solar Cooker, Solar Water Heater, Green House  Effect, Solar Concentrators, Solar Cells, Energy from Wind, Energy from  Flowing Water, Energy from Oceans, Geothermal Energy, Energy from  Biomass, Biomass as a Fuel, Biogas, Fossil Fuels, Coal, Petroleum, Refining  of Petroleum, Natural Gas, Hydrogen / Alcohol as a Fuel, Characteristics of  Fuels, Characteristics of the Different Source of Energy, Summary

Unit 7. Nuclear Energy

Introduction, Nuclear Reaction, Nuclear Reaction and Chemical Reaction –  A Comparison, Nuclear Fission, Fission Products, Chain Reaction, Nuclear  Fusion, Fusion Products, Nuclear Fission and Nuclear Fusion – A  Comparison, Nuclear Reactor, Advantages and Disadvantages – Nuclear  Power Plants, Nuclear Research and Technology in India, Radiation  Hazards, Summary


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