A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. It is used in many areas of science, such as astronomy, engineering, oceanography, physics, and fiber optics. Wave optics video lectures of physics by nitin vijay nv sir. To explain some phenomena, such as interference and diffraction of light, it is necessary to go beyond geometrical optics. Wave optics deals with the study of various phenomenal behaviors of light like reflection, refraction, interference, diffraction, polarization etc. A wave front is the locus of points having the same phase of oscillation. Wave optics iit jee main and advanced physics by nitin. November 6, 2019 thirty day study plan for neet 2020 study tips october 12, 2019 how to score maximum neet marks in 3 hours exam hall time management strategy study tips may 6, 2018 guess neet score 2018 contest predict and win amazing prizes neet cutoff april 8, 2018 neet cutoff 2018 for tamilnadu government and private colleges neet cutoff.
Wave optics these video tutorials along with short notes will teach you the basics of wave. Wave theory of light classroom lecture by pradeep kshetrapal. Wave optics requires a numerical method that can efficiently model and solve complex problems. Wave optics propagation, interference and diffraction of waves axel kuhn, oxford 2016 paul ewarts lecture notes and problem sets. Download best books for physics by pradeep kshetrapal for jee mainadvance and boards jeemain. Bioxi512 familly brassicaceae and solanaceae description, pradeep kshetrapal channel.
Bungy jumping is an increasingly popular sport, with a growing clientele of. Optics is the branch of physics that studies the behaviour and properties of light, including its interactions with matter and the construction of instruments that use or detect it. It requires much fewer mesh elements to resolve each propagating wave when compared to traditional methods. Geometrical optics, studied in the first year, ignored the wave nature of light and so, in this course, we focus particularly on physical optics where the primary characteristic of waves viz. Wave theory of light by huygens, fresnel, young, etc in geometric optics we learnt light is a stream of straightgoing particles newton proposed that first then we learnt light is a form of em wave.
Referencebooksforcsirnetjrfgatetifrjestexamination 3,149 views posted on may 30, 2019. How to develop effective study habits mar, 2020 pdf view jh sir physical chemistry notes for class 12 mar 8, 2020 pdf nv sir 11th class physics notes for jee and boards feb 27, 2020 pdf download nv sir physics notes complete for jee feb 22, 2020. Physical optics is also the name of an approximation commonly used in optics, electrical engineering and applied physics. Pradeep kshetrapal wiki, net worth, height, age, bio, facts. The new wavefront is a line tangent to all of the wavelets.
Longitudal waves are those in which the displacement of the mediumor eld is in the direction of the wave. Physical world physical world2 unit dimensions and measurement motion in one dimension motion in two dimension laws of motion work energy power and collision rotational motion gravitation elasticity surface tension theory surface tensionpractice problem fluid mechanics practice problem thermodynamics simple harmonic motion wave motion electrostatics electrostatics formula current. Wave optics class 12 physics india science khan academy. Class 12 physics notes on wave optics containing top concepts like wave optics, huygens principle, superposition principle, youngs double slit experiment, diffraction, polarization etc. Problems and solutions for sk2300 optical physics v. Every point on the surface starts oscillating with time. National council of educational research and training ncert book for class xii subject. Deviation produced by a plane mirror and by two inclined plane mirrors. Learn vocabulary, terms, and more with flashcards, games, and other study tools.
Xii101 wave nature of light 2015pradeep kshetrapal. Interference as a first example of interference, consider the situation shown in figure 22. Diffraction classroom lecture by pradeep kshetrapal. A ray of light is incident from air to glass of refractive index n and is found to be nearly plane polarised after reflection. Pedrotti cord waco, texas in module, basic geometrical optics, we made use of light rays to demonstrate reflection and refraction of light and the imaging of light with mirrors and lenses. Engineering and medicine, jee main, jee advanced and bitsat. Which travel in all directions with the velocity of light in the medium. Pradeep kshetrapal wiki 2020, height, age, net worth 2020, weight, family director and teaching physics at three academic centres korba, chhattisgarh, india. The word physical means that it is more physical than geometric or ray optics and not. It is interference that causes diffraction the bending of light around obstacles. Popular applications of interferometry in industry include the measurement of small displacements, refractive index changes, and surface irregularities. Optics benjamin crowell book 5 in the light and matter series of introductory physics textbooks. Optics usually describes the behaviour of visible, ultraviolet, and infrared light.
Because light is an electromagnetic wave, other forms of electromagnetic radiation such as xrays, microwaves. A wavefront is the long edge that moves, for example, the crest or the. K jaiswal inorganic chemistry, play with graphs by amit agarwal pdf, fiitjee grand master package, allen test series for jee and o. Feb 18, 2016 wave optics video lectures of physics by nitin vijay nv sir. When two waves of exactly same frequency coming from two coherent sources travels in a medium, in the same direction simultaneously then due to their superposition, at some points intensity of light is maximum while at some other points intensity is minimum. Indian economy by ramesh singh 10th edition updated download pdf 2,717 views posted on january 26, 2020. Introduction classroom lecture by pradeep kshetrapal. Rays are the lines perpendicular to the wavefront, which show the direction of propagation of energy. If youre seeing this message, it means were having trouble loading external resources on our website. Waves and optics regular waves and optics worksheets and solutions wr1b. Fortunately, certain defects can be tolerated in a particular application, if the produced images. In youngs double slit experiment, the separation between the two slits is doubled. In this module, we shift the emphasis from light rays to light wavesfrom geometrical optics to physical optics.
Ncert solutions for class 12 physics chapter 10 wave optics. He envisioned a wave crest advancing by imagining each point along the wave crest to be source point for small, circular, expanding wavelets, which. Xii101 wave nature of light 2015pradeep kshetrapal physics. Xi 1105 carbon element pradeep kshetrapal physics channel. In this context, it is an intermediate method between geometric optics, which ignores wave effects, and full wave electromagnetism, which is a precise theory. The wellstructured intermediate portal of provides study materials for intermediate, eamcet. Calculate the percentage change in the fringe width in the interference pattern. The problems consist of old examination questions that have been selected to match the topic of each problem class. A upright, magnified and real b upright, the same size and virtual c inverted, demagnified. Pradeep kshetrapal sir notes, notes for physics,all physics notes 6,480 views posted on august 1, 2019.
Xii1001 corpuscular theory 2016 pradeep kshetrapal channel. Choose your answers to the questions and click next to see the next set of questions. Optics, the branch which is the study of light phenomena is divided into tworay optics and wave optics. This conclusion is essentially a wellknown result p. Light is a form of energy which generally gives the sensation of sight. Xii1007 diffraction 2016 pradeep kshetrapal physics. Note that the observed laws of geometric optics follow from the assumption that light is a wave.
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Free pdf download of ncert solutions for class 12 physics chapter 10 wave optics solved by expert teachers as per ncert cbse textbook guidelines. Neet11 wave optics2016 pradeep kshetrapal physics channel. When an object is placed in front of a plane mirror the image is. Corpuscular theory classroom lecture by pradeep kshetrapal. The interference of light waves produces the colors reflected from a cd, the iridescence of bird feathers, and the technology underlying supermarket checkout scanners and optical computers. Ncert solutions class 12 physics chapter 10 wave optics. Every point on a wavefront is a source of wavelets that spread out in the forward direction at the same speed as the wave itself. Students can also make the best out of its features such as job alerts and latest updates. Xii91 ray optics reflection1 2015pradeep kshetrapal. Behaviour of wavefront in a mirror, lens and prism 7.
Aberration not included in final exam, supplement pedrotti chapter 20, and for your study only very few optical systems give images that are free from all defects. Pradeep kshetrapal sir notes, notes for physics,all. At any instant, a photograph of the surface would show circular rings on which the disturbance is maximum. Colors such as these are direct evidence of the wave character of light. Wave properties in general there are two types of waves. Wave front of a wave, at any instant, is defined as the locus of all the particles in the medium which are being disturbed at the same instant of time and are in the same phase of vibration. The problems consist of old examination questions that have been selected to match the topic of. Wavefront of a wave, at any instant, is defined as the locus of all the particles in the medium which are being disturbed at the same instant of time and are in the same phase of vibration. Wave optics introduction 2014pradeep kshetrapal physics. Wave optics software for analyzing micro and nanooptical. But we had learnt all waves have common characteristic properties such as. A surface touching these secondary wavelets tangentially in the forward direction at any instant gives the new wave front at that. The wave front and huygens principle are the basics of wave optics.
Xii1002 wave theories of light 2016 pradeep kshetrapal physics. When two waves of exactly same frequency coming from two. This disturbance propagates in the form of circles. Clear all doubts with ncert class 12 physics solutions for chapter 10 wave optics prepared by subject experts at byjus.
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