Learn vocabulary, terms, and more with flashcards, games, and other study tools. Determination of focal length of a converging lens and mirror. Typically such a mirror is not a complete sphere, but a spherical cap a piece sliced from a larger imaginary sphere with a single cut. Pdf optics physics pdf optics physics pdf optics physics download. A lens refracts light and creates an image that is either virtual or real. Displaying all worksheets related to mirrors and lens. Using the equations for calculating reflection and refraction, you can predict where rays encountering a surface will go whether they reflect or refract bounce off the surface or bend through it which is an important concept in. Just how much do you know about the different types of lenses and mirrors.
A convex lens gives a real, inverted image if the object is outside the focal length of the lens. When parallel rays strike a concave spherical mirror with radius r they are focussed through a point r from the mirror. Apu00ae physics b 2006 scoring guidelines question 4 continued distribution of points c 4 points. Geometric optics converging lenses and mirrors physics lab iv objective in this set of lab exercises, the basic properties geometric optics concerning converging lenses and mirrors will be explored. Should that not be a minus sign on the left hand side. Download optics pdf download free online book chm pdf. Sl arora book is important for maths and bio students because all the concept of sl arora. Pretty funny girl podcast youtube power hour podcast. Lens are used in making spectacles, cameras, cinema projectors, microscopes and telescopes. The distance to the image and the distance to the object are measured.
The focal lengths of a biconvex lens and a concave mirror are shown in figures 1 and 2, respectively. So lets see how it goes, suppose that ive got an object out here in air and then ive got a piece of glass thats curved outward like this in a convex way. A line drawn in the direction of propagation of light is called a ray of light. Students can solve ncert class 10 science light reflection and refraction multiple choice questions with answers to know their preparation level. Lenses in optics applications types of lenses physics.
An object placed at distance greater than the focal length of a. It will give a virtual upright image if the object is within the focal length. Longitudal waves are those in which the displacement of the mediumor eld is in the direction of the wave. Physics notes for class 12 chapter 9 ray optics and. A ray diagram shows the path of light from an object to mirror to an eye.
Spherical mirror is a curved mirror which is a part of a hollow sphere. A single diverging lens can only make a virtual image. Luttermoser east tennessee state university edition 4. Light reflection and refraction notes for class 10 formulas download pdf.
Light reflection and refraction notes for class 10. The index of refraction for free space is exactly one. The most apparent distinction between mirrors and lenses are that mirrors reflect light rays light bounces back while light rays are refracted passthrough through a lens. Lecture notes optics pdf 57p this note covers the following topics. All downloads are covered by a creative commons license. Physics notes for class 12 chapter 9 ray optics and optical instruments light light is a form of energy eyes.
Mcq questions for class 10 science with answers was prepared based on latest exam pattern. Cbse class 10 physics summary this pdf lists all the class 10 cbse physics formula and. That is, they bring parallel rays of light to a focus, producing a real image. Online shopping for optics physics from a great selection at books store.
Although in this video we are only going to talk about mirrors. Cbse physics lab manual for class 10 pdf download 4. Sl arora physics pdf is very important for the students who are in class 11th or class 12 class. Shown is a hemispherical view of a sound wave emitted by a pulsating sphere. Physical optics lecture notes pdf 44p this note covers the following topics. It is proven in introductory physics textbooks1 that the image and.
Physics 212 lab 12 u20 spherical mirrors and lenses physics 212 lab 12 u20 spherical mirrors and lenses. There are standard and innovative uses for mirrors. This article is brought to you for free and open access by the research papers in physics and astronomy at. Physics mcqs for class 12 with answers chapter 9 ray. In the two situations shown, the mirrors have the same focal lengths, and the object distance from the mirror to the. You can skip questions if you would like and come back. In this chapters lessons, youll see how mirrors and lenses work and learn about the origin of light, light rays and color. Wave properties in general there are two types of waves. Reflection and the ray model of light lesson 3 concave mirrors. Newtonian physics includes both action at a distance e. Optics notes topics in these notes are wave properties polarization focal lengths geometrical optics i.
Optics pdf download book free computer books download. As of 2010, mirrors and lenses are so prevalent that most people use them every day, regardless of whether or not they consciously perceive the use. Nagar, bhopal some phenomenons like interference of light, diffraction of light are explained with the help of wave. Consider a sound wave since it is easier to visualize. Spherical mirrors problems the physics hypertextbook. Two different types of mirror are concave and convex mirror with different properties. Reflection and refraction are two processes that change the direction light travels. Understanding how light rays can be manipulated allows us to create better contact lenses, fiber optic cables, and high powered telescopes. Understanding of these two simple devices sets the stage for the module optical instruments, which utilizes various combination of lenses and mirrors to produce the instruments desired effects. One characteristic feature of all thin lenses and concave mirrors is the focal length, f, and is defined as the image distance of an object that is positioned infinitely far way. Scribd is the worlds largest social reading and publishing site. This section contains more than 70 simulations and the numbers continue to grow. Real images can be formed on a screen and can be seen with the eyes 2 virtual images virtual image is an image in which the outgoing rays from. Using a ruler or other straight edge and the ray tracing methods described in this section, locate and draw the image of the pencil.
Rays of light parallel to the principal axis after reflection from a concave mirror meet at a point converge. This book provides an introduction to the field of optics from a physics perspective. These are free to download and to share with others provided credit is shown. Mirrors and lenses flashcards at proprofs physics eqns and concepts. Concave mirrors curve inward, creating a focal point in front of the mirror. Then the same rules are gonna be applied even for lenses as well. Free practice questions for mcat physical mirrors and lenses. Images in concave mirrors appear upside down, real and reduced. Mirrors and lenses optics mirrors and lenses the power of lens the reciprocal of the focal length the power of lens.
The focal length, f, is the distance between f and the lens. Contents purchasing the cd purchasing the digital download. Pdf optical images due to lenses and mirrors researchgate. Find materials for this course in the pages linked along the left. Real image is formed when the light reconvenes and always inverted i. Lenses and mirrors activity after using reference materials to answer questions about lenses and mirrors, students will label each shape as convex or concave. Physics to find out more about mirrors and lenses, visit the glencoe science. This property has put mirrors and lenses in use for centuries. The physics is nearly identical to that of the spherical mirrors we recently looked at. If you are watching this video while studying about lenses. Mcq questions for class 10 science light reflection and. Worksheets are diverging converging lens work, lenses work, mirror mirror student work, 1 1 1 h d i i in every problem draw a ray i o f h d o o, physics 202 section 2g work 11 lenses, name box score date ap physics work 14 chapter 24, converging diverging lenses ray diagrams, mirrors and lenses.
Mirrors and lenses chapter 23 mirrors and lenses flat mirrors spherical mirrors thick lenses thin lenses. Stay tuned with byjus to learn more about image formation by concave and convex lenses and explore more on physics formulas and calculators. Mirrors and lenses both have the ability to reflect or refract light. Plane mirrors science and mathematics education research group supported by ubc teaching and learning enhancement fund 20122014 department of curriculum and pedagogy a place of mind f a c u l t y o f e d u c a t i o n. The image distance for a plane mirror is always equal to the object distance because the magnification is 1. Physical optics lecture notes pdf 44p download book. According to georgia state university, virtual images are formed at the location where the paths of the primary light rays intersect when projected backward from their direction beyond a lens. Lenses concave and convex apparatus selection of lenses, collimated light source, e. Cbse physics lab manual class 10 chapters wise download here in pdf format. Choose from 500 different sets of and lenses physics mirrors flashcards on quizlet. With a converging lens, paraxial rays that are parallel to the principal axis converge to the focal point, f. Chapter 36 lenses a powerpoint presentation by paul e. If the object and image are the same distance from the mirror and magnification is 1, then as the object approaches the mirror at a certain speed, the image is approaching the plane mirror at the same speed, therefore you approach the image more quickly than you approach.
Choose your answers to the questions and click next to see the next set of questions. Mirrors and lenses physics science homework resources. There are two types of lenses, and they each change the perspective of how things look. Physics mcqs for class 12 chapter wise with answers pdf download was prepared based on latest exam pattern. Optics notes massachusetts institute of technology. Homework resources in mirrors and lenses physics science. Concave mirror has the property to concentrate the sunlight coming from sun along with heat radiation at its focus. Mirrors and lenses lens focal length optics software. They should try to describe any images they form in terms of magnification, upright or inverted, real or virtual.
Physics notes form 4 free download kcse revision notes pdf. Curvedspherical mirror a curved mirror is a mirror with a curved reflecting surface. A lens is conventionally defined as a piece of glass which is used to focus or change the direction of a beam of light passing through it they are mainly made of glass or plastic. Learn and lenses physics mirrors with free interactive flashcards. Tippens, professor of physics southern polytechnic state university a powerpoint presentation by. A mirror will have only one focal point, which is in front of the mirror. Parabolic mirrors and real images opens a modal parabolic mirrors 2 opens a.
Optics is an exciting area of study, but as with most areas of physics it requires a variety of mathematical tools to be fully appreciated. Characteristics of light light waves are electromagnetic waves, whose nature is transverse. In 1678 the great dutch physicist christian huygens 16291695 wrote a treatise. The physics convex lenses are converging lenses, and concave lenses are diverging lenses. Ppt mirrors and lenses powerpoint presentation free to.
Sign convention for spherical mirrors and thin lenses. Hello friends, today is going to share the sl arora physics pdf for class 12th download sl arora physics vol1 and 2 pdf. Physics mirrors are where light can be reflected and reconvened to form images. Photometry is a branch measurement of light energy. Start studying physics reflections, mirrors and lenses. When the object is less than one focal length away from the converging lens mirror, the image will be virtual and upright. Lenses and mirrors activity physics printable 6th12th. A graph of the inverse of the image distance as a function of the inverse of the object. As a result, temperature at its focus increases and the substance placed at the focal point gets heated to a high temperature. Reflection and refraction equations for predicting lights direction. Download this app from microsoft store for windows 10, windows 8. All four types of convex lens are converging lenses. Free pdf download of cbse class 10 science chapter 10 light reflection and refraction multiple choice questions with answers. At what distance from the lens a 5 cm tall object be.
Download mirrors and lenses lens focal length, the lens and mirror software of genius maker, to solve and visualise problems of optical physics pertaining to plain glass, convex lens, concave lens, plain mirror, convex mirror and concave mirror. In this trivia questions quiz, you will get to learn some more about the different lenses and mirrors and how they differ from each other. This is a recording of a tutoring session, posted with the students permission. These physics lab manual may be freely downloadable and used as a reference book. Prereouisites before you begin this module, you should be able to. In describing mirrors and lenses, the word object is used in a new way. Two types of image formed by mirrors are real image and virtual image. Lenses lenses refract light in such a way that an image of the light source is formed. However, when you move closer to the mirror, the image enlarges moving closer to the mirror rightside up, virtual image. Sl arora physics pdf for class 12th download sl arora. One of the easiest shapes to analyze is the spherical mirror. Exploring images with thin lenses and mirrors 1 of 20 introduction michel van biezen.
Students can solve ncert class 12 physics ray optics and optical instruments mcqs pdf with answers to know their preparation level. In this science printable, students will also define hyperopia and myopia and identify the type of lens used to correct each condition. Pdf optics physics for our purposes, in understanding how optical instruments work, the wave theory of light is entirely adequate. Or should it be a plus sign for mirrors and minus for lenses. Convex lenses, geometrical optics from alevel physics tutor. The goal of the experiment is to be able to analyze ray diagrams so as to determine fundamental properties of image formation. This collection of interactive simulations allow learners of physics to explore core physics concepts by altering variables and observing the results.