Cbse notes class 12 physics wave optics aglasem schools. Nature of light light is a form of energy that makes object visible to our eyes. A water wave is an example of a surface wave, which is a combination of transverse and longitudinal wave motions. Wave theory of light lecture 1, hsc std 12, maharashtra board. Shiksha house is an education related channel to teach cbse, icse. For more information about professor shankars book based on the lectures from this course, fundamentals of physics. The principle is a method of analysis applied to problems of wave propagation both in the farfield limit and in nearfield diffraction and also reflection.
Light consists of very tiny, elastic, rigid particles known as corpuscular. Newtons laws of motion allen physics particle kinematics allen physics practical physics allen physics rotational motion allen physics temperature scales allen physics wave theory allen physics work energy allen physics this website is created solely for jee aspirants to download pdf, ebooks, study materials for free. This theory is called huygens wave theory of light. Hsc physics wave theory of light free download as powerpoint presentation. Waves class 11 notes physics chapter 15 waves wave is a form of disturbance which travels through a material medium due to the repeated f periodic motion of the particles of the medium about their mean positions without any actual transportation of matter. According to wave theory of light, the light is a form of energy which travels through a medium in the form of transverse wave motion. The understanding of physics of waves followed the physics of oscillations of masses tied to springs and physics of the simple. Wave theory of light history, huygens propostions and more.
Wave optics describes the connection between waves and rays of light. Some of the famous scientists associated with the physics of wave motion are christiaan huygens 16291695, robert hooke and isaac newton. Cbse class 12 ncert physics notes pdf free download. State and apply the relation among wavelength, frequency and speed of a. The best app for cbse students now provides dual nature of radiation and matter class 12 notes latest chapter wise notes for quick preparation of cbse board exams and schoolbased annual examinations. Vedantus notes physics class 12 have all the important points and analysis to help you have a good understanding of electricity, electromagnetic waves, atoms and the communication systems.
Here, you will find downloadable pdf notes, ebooks, previous year papers as well as important theory questions and numerical with easy learning and understanding. Study material 12th physics wave theory of light 1. Interference is described using real and complex numbers in anticipation of quantum mechanics. Wave theory of light electromagnetic waves and wave optics top most best online video lectures preparations notes for class 12. As we will see, the wave model could satisfactorily explain the phenomena of r eflection and r efraction. Learn about some of the mysterious properties of light in these tutorials. Phys 201 lecture 18 wave theory of light open yale. The answers included in the solutions are written in such a way that they are easy to understand and easy to retain. This way students can start learning from the basics and complete as an advanced. From the basics of the electron structure to the way, these electrons produce and manipulate electricity and electromagnetic waves, from the theories on induction to the explanations on alternating current, from wave optics to transmission of audio and video everything is. Dual nature of radiation and matter class 12 notes physics.
Remember that the electric and magnetic waves are in phase, perpendicular to each other and perpendicular to the direction in which the wave is travelling. Youngs double slit experiment and expression for fringe width, coherent sources and sustained interference of light. Ncert solutions for class 12 physics chapter 10 wave. In order to observe the wave behavior of light, the slit size and separation should be comparable or smaller than the wavelength of light. Maharashtra state board hsc physics syllabus cbse board. S3p212 compare the velocity of light in a refractive medium predicted by the wave model. High school tutorial class notes optics page 1 theory of propagation of light energy. Proof of laws of reflection and refraction using huygenss principle. Download ncert books 202021 for new session based on latest cbse syllabus. These corpuscles on emission from the source of light travel in straight line with high velocity when these particles enter the eyes, they produce image of the object or sensation of vision. Class 12 physics notes will help you to revise cbse syllabus in short time.
In 1678, haans christian huygens proposed a theory that revolutionized our understanding of light and its characteristics. Class 12th physics video tutorial in hindi magnet brains. Xii1002 wave theories of light 2016 pradeep kshetrapal. Wave motionis the disturbance, set up in the medium, due to the repeated periodic motion of the particles of the medium and travels from the particle to particle, the particles themselves keep vibrating about their mean positions. The physics of waves version date february 15, 2015. Cbse revision notes for class 12 physics ncert chapter wise notes of 12th physics cbse key points and chapter summary for 12 physics all chapters in pdf format for free download. The refractive indices of water for red and violet colours are 1. A perpendicular drawn to the surface of thewave front at any point is called a wavenormal. Our mission is to provide a free, worldclass education to anyone, anywhere. This is the 3d animated lesson with explanation which is very interesting and easy to understand way of learning by shiksha house. Light energy from a source is propagated in the form of waves. These notes will provide you overview of all the chapters and important points to remember. When these waves carrying energy reach the eye, they excite the optic nerves and the sensation of vision is produced. Newton believed that light consisted of a stream of particles, called corpuscles.
Class 12 physics revision notes for chapter 10 wave optics. Youngs double slit experiment shows clearly that light is a wave. However, it might be difficult for you to always carry the thick physics book around and make constant notes in a separate copy. The chapters in the ncert class 12 physics book may be diverse, but they are equally interesting for any physics lover. Physics notes class 12 pdf r k maliks newton classes. You may be familiar with the rectilinear theory of light that purports that light travels along straight paths. These are the wave optics class 12 notes prepared by team of expert teachers. Wavessuch as these water wavesspread outward from a source. Waves class 11 notes physics chapter 15 learn cbse. Physics is an elective subject for science stream of class 11 th and class 12 th level of maharashtra state board.
Wave theory of light classroom lecture by pradeep kshetrapal. Ncert solutions for class 12 physics chapter 10 in english medium free to download in pdf form for new session 20202021. The document covers class 12 physics notes on sound waves containing top concepts like wave motion, mechanical wave motion, progressive wave, superposition principle, stationary waves etc. Revision notes on waves and sound waves askiitians. Physics revision notes for class 12, short key notes for. Cbse class 12 physics chapter 11 dual nature of radiation and matter notes in pdf are available for free download in mycbseguide mobile app. Light consists of very small invisible elastic particles which travel in vacuum with a speed of 3 x 10 8 ms. Here, in the article we discuss various theories on. Ncert physics class 12 free download pdf 2020 updated. The huygens principle and the principle of a wave front.
The wave theory of light answers one of the most crucial question in physics the fundamental nature of light. Most of the concepts in class 12 physics are important as several higher level concepts are derived from the concepts that are introduced in class 12. Give a brief account of huygens wave theory of light. Join the discussion forum to discuss your queries about nios board as well as cbse board. Class 12 physics notes for fbise with free pdf top. For this we have included pdf notes of each chapter still updating. Cbse short key notes and chapter notes for revision in exams. Iit jee handwritten notes pdf for class 11 and class12 physics jee notes of alternating current. We follow a topicwise learning approach thats found excellent for the students. Characteristics of wave the characteristics of waves are as follows.
These are very useful summary notes with neatly explained examples for best revision of. The speed of light in a medium depends upon the nature of medium. Cbse class 12 physics notes, short key notes for cbse. Key notes for physics subject for class 12 students are given here.
Notes physics subject of hsc 12th class of maharashtra board. Class 12 physics chapter 10 wave optics notes pdf download wave optics describes the connection between waves and rays of light. Kindly note that some of these notes are not written by us and they are borrowed from student community. Physics is one of the most crucial subjects for a student who wishes to pursue a career in engineering and other related fields. The physics question paper for maharashtra board hsc. In 1678, dutch physicist christian huygens proposed a theory to explain the wave nature of light. Wave theory of light 12th physics pdf taget publications. Even more important, though only touched on in this book, is the wave phenomenon of quantum mechanics, built into the fabric of our space and time.
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Wave theory of light class 12 physics subject notes lectures cbse. Wave optics class 12 notes physics mycbseguide cbse. Describe the basic features of the wave model of light. Energy can be transferred from one point to another in two different ways. Sir will u upload all the lectures of physics means all the chapters of hsc. These allen notes of physics is for both class 11th and 12th student who is preparing for iit jee and other engineering exams. What is the shape of the wavefront in each of the following cases.