Geometrical Optics
Demo Video
All Lectures
law of rectilinear propagation of light, Law of independence of light rays, Law of reversibility, Laws of reflections, types of reflection, regular and diffused reflection, Plane mirror, definition of Object and Image, virtual and real Object/Image. Image formation by plane mirror, Important points about Image formation by plane mirror, motion of object and its Image
Duration: 52 MinutesProblems on motion of object and image in 3D, Rotation of Mirror and Incident ray
Duration: 46 MinutesProblems , Images formed by two mutually inclined mirrors, field of view-
Duration: 50 MinutesProblems, Angle of deviation due to reflection
Duration: 16 MinutesCurved mirrors, some definitions (terms) related with curved mirrors. Paraxial rays, focal plane.
Duration: 42 Minutessign conventions, Mirror formula, magnifications
Duration: 28 Minutesray diagram
Duration: 28 Minutesproblems, some examples, multiple reflections
Duration: 34 Minutesmotion of object and image, lateral magnifications
Duration: 46 Minutes1/v versus 1/u graphs, U-V graphs, Newton’s mirror formula
Duration: 59 MinutesRefraction, Refractive index, Snell’s laws, some important points to remember, refraction through plane surface and parallel slabs.
Duration: 46 MinutesImage formation due to refraction through plane surface, actual depth and apparent depth, problems
Duration: 41 MinutesLateral shift, Normal shift, combination of mirror and slabs
Duration: 42 Minutescritical angle, total internal reflection, circle of illuminance, deviation due to refraction through plane surface
Duration: 40 MinutesPrsim, Prism angle, angle of emergence, deviation by prism, condition for no emergence, angle of deviation by prism in terms of angle of incidence and angle of emergence. Condition for minimum deviation, minimum deviation
Duration: 41 Minutesmaximum deviation,thin prisms, deviation by thin prism
Duration: 23 MinutesCauchy’s equation, dispersion, mean deviation, angular dispersion, Dispersive power of Prism, combination of Prisms, Achromatic combination ,combination for direct vision
Duration: 54 MinutesRefraction through curved surface, formula relating “v” and “u”,
Duration: 27 MinutesProblems lateral and longitudinal magnification, motion of object and image.
Duration: 27 MinutesThin lenses, classification of thin lenses, Lens maker’s formula and Lens formula-
Duration: 35 Minuteslateral and longitudinal magnification, Ray diagrams,
Duration: 28 Minutessign convention, Image formation, Problems,
Duration: 45 Minutesproblems , some important points to remember
Duration: 28 Minutesmotion of Object and image, , 1/v versus 1/u graphs, U-V graphs-
Duration: 39 Minutespower of lens, combination of lenses in contact. Combination of two lenses separated by distance “d”, combination of lenses and mirror in contact, focal length when one face of a thin lens is silvered
Duration: 56 MinutesDisplacement method to find the focal length of a lens,
Duration: 15 Minutes
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