Light

This topic covers concepts, such as What Makes Things Visible & Optics etc.

This topic covers concepts, such as Fundamental Properties of Light, Light as Electromagnetic Wave, Geometrical Optics, Newtons Corpuscular Theory, Wave Theory of Light, Ray Diagrams, Visible Light, Electromagnetic Spectrum, Visible Spectrum, Invisible Spectrum, Light, Speed of Light in Vacuum, Point Object in Optics, Beam of Light, Frequency Range of Visible Light, Luminous Objects, Non-luminous Objects, Image & Real and Virtual Object etc.

This topic covers concepts, such as Reflection, Reflecting Surfaces, Laws of Reflection, Laws of Reflection of Light, First Law of Reflection, Second Law of Reflection, Deviation in Reflected Ray, Reflection from a Plane Mirror, Deviation by Plane Mirrors, Ray Diagrams in Plane Mirror, Nature of Image in Plane Mirror, Position of Image in Plane Mirror, Magnification in Plane Mirror, Size of Mirror to See Whole Body, Size of Mirror to See Wall & Lateral Inversion etc.

This topic covers concepts, such as Multiple Reflection of Light, Multiple Images, Applications of Multiple Reflection of Light, Kaleidoscope, Perpendicular Arrangement of Mirrors & Arrangement of Mirrors at a General Angle etc.

This topic covers concepts, such as Spherical Mirror, Pole of a Spherical Mirror, Centre of Curvature of Spherical Mirror, Radius of Curvature of Spherical Mirror, Principal Axis of a Spherical Mirror, Paraxial Ray, Focus of Concave Mirror, Focus of Convex Mirror, Focal Length of a Spherical Mirror, Aperture of a Mirror, Relation between Radius of Curvature and Focal Length of a Spherical Mirror, Derivation of Relation of Focal Length and Radius of Curvature of Spherical Mirrors & Important Rays for the Formation of Images in a Spherical Mirror etc.

This topic covers concepts, such as Sign Convention in Mirrors, Co-ordinate Convention, Mirror Formula, Magnification in Curved Mirror, Transverse Magnification & Elementary Idea on Longitudinal Magnification etc.

This topic covers concepts, such as Image Formation by Spherical Mirrors Using Ray Diagram, Image Formation by Concave Mirror, Images by Concave Mirror for Different Positions of an Object, Nature of Image in Concave Mirror, Position of Image in a Concave Mirror, Magnification in Concave Mirror, Image Formation by a Convex Mirror, Images by Convex Mirror for Different Positions of an Object, Position of Image in a Convex Mirror, Nature of Image in Convex Mirror & Magnification in Convex Mirror etc.

This topic covers concepts, such as Uses of Concave Mirrors & Use of Convex Mirrors for Rear View etc.

This topic covers concepts, such as Refraction of Light, Incident Ray, Refracted Ray, Angle of Refraction & Laws of Refraction of Light etc.

This topic covers concepts, such as Snell's Law, Absolute Refractive Index & Relative Refractive Index etc.

This topic covers concepts, such as Deviation in Refraction, Refraction from Plane Surface, Shift of Image Due to Refraction & Apparent Depth and Apparent Height etc.

This topic covers concepts, such as Dispersion, Dispersion of White Light, Spectrum of White Light, Recombination of Spectrum of White Light & Formation of Rainbow etc.

This topic covers concepts, such as Lens, Convex Lens, Concave Lens, Thin Lens, Two Foci of Lens, Principal Axis of Lens, Centres of Curvature of a Lens, Radii of Curvatures of a Lens, Optical Centre of Lens & Focal Length of a Lens etc.

This topic covers concepts, such as Image Formation by a Lens, Important Rays for Image Formation in Lens, Image Formation by Lenses Using Ray Diagrams, Images Formed by Convex Lens for Different Positions of an Object, Ray Diagrams in Convex Lens, Nature of Image in Convex Lens, Position of Image in Convex Lens, Magnification in Convex Lens, Use of Convex Lens in Daily Life, Images Formed by Concave Lens for Different Positions of Object, Ray Diagrams in Concave Lens, Nature of Image in Concave Lens, Position of Image in Concave lens, Magnification in Concave Lens & Use of Concave Lens etc.

This topic covers concepts, such as Lens Equation & Lens Maker's Formula etc.

This topic covers concepts, such as Thin Lenses in Contact, Effective Focal Length for Lenses in Contact, Effective Power for Lenses in Contact & Focal Length of Lenses at Some Separation etc.

This topic covers concepts, such as Human Eye, Structure of Human Eye, Pupil, Iris, Cornea, Optic Nerve, Ciliary Muscle, Retina, Sclera of Eye, Choroid, Eye Lens, Aqueous Humour, Vitreous Humour, Power of Accommodation, Least Distance of Distinct Vision, Persistence of Vision, Near Point, Far Point, Functions of Human Eyes, Blind Spot in Human Eye & Yellow Spot in Human Eye etc.

This topic covers concepts, such as Myopia, Hypermetropia, Correction of Myopia, Correction of Hypermetropia, Presbyopia and Its Removal, Astigmatism and Its Removal & Precaution to Take Care of Eyes etc.

This topic covers concepts, such as Visually Challenged Persons & Braille Code etc.

This topic covers concepts, such as Prism, Angle of Prism, Deviation by Prism, Deviation versus Incident Angle Graph in Prism, Condition for Minimum Deviation in Prism, Condition of No Emergence in Prism, Deviation from Small Angle Prism, Refractive Index Formula for Prism & Dispersion of Light in Prism etc.

This topic covers concepts, such as Twinkling of Stars, Total Internal Reflection in Rainbow, Advanced Sunrise and Delayed Sunset, Formation of Primary Rainbow, Phenomena Related to Refraction of Light & Shape of Sun at Sunset and Sunrise etc.

This topic covers concepts, such as Colour of Sky in Daytime, Colour of Sky at Sunrise, Colour of Sky at Sunset, Scattering of Light, Phenomena Related to Scattering of Light, Reason for White Color of Clouds, Reason for Red Color of Danger Signals & Reason for Yellow Color of Headlights in Foggy Weather etc.