Question 2 the image formed by a convex mirror is seen to be erect,virtual and diminished. Ray diagram in concave mirrors linkedin slideshare. A ray diagram shows the path of light from an object to mirror to an eye. Resume examples diagrams concave and convex mirror ray. In this image, we can see that when the ray is at height of 0. Ray 3 passes straight through the center of the lens. Mar 20, 2019 images formed by concave mirror using ray diagram last updated on march 20, 2019 by mrs shilpi nagpal 19 comments question 1 the image formed by concave mirror is seen to be virtual,erect and larger than the object. The goal of a ray diagram is to determine the location, size, orientation, and type of image which is formed by the concave mirror.
What is the angle of reflection of the light ray off the second mirror r1 i1. It is always formed behind the mirror, between the pole and its focus. Ray diagram construction for concave mirrors presented by obina johnson okeny. Ray diagram practice concave mirrors displaying top 8 worksheets found for this concept some of the worksheets for this concept are ray diagrams for concave mirrors, converging diverging lenses ray diagrams, mirror ray diagram work answers, ray diagrams, ray diagrams for convex mirrors, physics, 1 1 1 h d i i in every problem draw a ray i o f h d o o. Convex mirror for a convex mirror, the radius of curvature is inside the mirror. Change the location of the object and use the ray diagrams to determine the location of the image. A ray through the center retraces its path in the opposite direction after reflection. How to predict where the image of an object is, in a convex mirror. Draw the ray diagram in each case to show the position and nature of the image formed. Geometrical optics convex mirror mirrors science resources concave mirror image physics infographic diagram.
Whenever a light ray hits the interface between two tr ansparent materials, generally some of the. Identify the location of the image, orientation upright or inverted of the image, the relative size of the image larger or smaller than object, and the type of image real or virtual. List four properties of the image formed by a convex mirror. The schematic representation of these mirrors is shown. Where will an image form if an object is placed 58 cm from the mirror. Images formed by convex mirror using ray diagram class.
Typically, this requires determining where the image of the upper and lower extreme of the object is located and then tracing the entire image. The ray passing through the focal point becomes parallel to the principal axis after refraction by the lens. When a ray, passing through focus strikes concave or convex mirrors, the reflected ray will pass parallel to the principle axis. You can do a diverging mirror simply by selecting mirror, then pulling the object to the right side. Convex mirror is a curved mirror for which the reflective surface bulges out towards the. In this case image will form between f and 2f,image will be real,inverted,smaller than the object. Image formation by convex and concave lens ray diagrams. Ray 1 is parallel to the axis and refracts as if from f. In this one, the problem comes when the object is placed at the center of curvature. Images formed by concave mirror using ray diagram class. The mirror and the lens are likely to be a both concave. Images formed by convex mirror using ray diagram 1 object is between infinity and pole a image is formed between pole and focus.
Jul 11, 2011 c ray going towards the centre of curvature c are reflected back along their own paths because they are normal to the mirror. If you have drawn your diagram carefully the rays will all cross at one point. The ray 1 or the light beam 1 that come to the convex mirror are drawn parallel to the principal axis and touch the upper end of the object, then reflected by the convex mirror where the beam of light reflects as if from the focal point f. In the second simulation, i used the laws of drawing the ray diagrams as given in my book. Take a ray from the object and make it pass through f on its way to the mirror. A convex mirror will reflect a set of parallel rays in all directions.
A mirror is a part of a smooth and highly polished reflecting surface. Snc 2d light and geometric optics convex mirrors extra practice worksheet a draw a ray diagram for each to locate the image. Draw ray diagrams showing the image formation by a concave mirror when an object is placed a between pole and focus of the mirror. This is the type of information that we wish to obtain from a ray diagram. Drawing a ray diagram is a great way to get an idea about whats going on. You may note that the distance pc is equal to the radius of. Feb 05, 2016 the concept explanation helps understand clearly how to draw the ray diagrams for a convex mirror for different positions of an object, and how to get the correct images and positions of images.
When an object is placed at infinity, a virtual image will be formed at the focus point. The incident and reflected rays follow the laws of reflection at the point of incidence point p, making equal angles with. Images formed by convex mirror using ray diagram class 10. Applications and uses of concave and convex mirrors teachoo. Concave and convex mirror ray diagram worksheet diagrams. There are two types of spherical mirrors convex mirror and concave mirror. A spherical mirror and a thin spherical lens have each a focal length of 15 cm. You may now understand that the surface of the spoon curved inwards can be approximated to a concave mirror and the surface of the spoon bulged outwards can be approximated to a convex mirror. You may note in these diagrams that the back of the mirror is shaded. Apr 23, 2020 uses of convex mirrorswe saw that, image formed by convex mirrors isposition of the objectposition of the imagesize of the imagenature of the imageat infinityat the focus f,behind the mirrorhighly diminished,pointsizedvirtual and erectbetween infinityand the pole p ofthe mirrorbetween p and f,behin. If the object is 12 cm tall, what will be the height of the image.
The incident and reflected rays follow the laws of reflection at the point of incidence point p, making equal angles with the principal axis and is shown below in the figure. The reflected ray is parallel to the principal axis. The image is close to the mirror, upright, small and virtual. Jun 29, 2015 description of how to draw ray diagrams for convex mirrors for grade 10 science. Drawing a ray diagram for concave mirrors is similar to drawing them for convex mirrors. Ray diagram practice concave mirrors displaying top 8 worksheets found for this concept some of the worksheets for this concept are ray diagrams for concave mirrors, converging diverging lenses ray diagrams, mirror ray diagram work answers, ray diagrams, ray diagrams for convex mirrors, physics, 1 1 1 h d i i in every problem draw a ray i o f h d o.
Concave and convex mirrors ray diagram for convex and. Ncert cbse solutions for class 10 science chapter 10. Make it reflect from the mirror so that it travels parallel to the principal axis. A spherical mirror is a part of a spherical reflecting surface. A ray diagram for a convex mirror shows that the image will be located at a position. Concave mirror diagram what is a convex mirror and where do you use it for jekashop. To show how rays travel in order to form images in a concave mirrors. Ray diagrams for the convex mirror basic physics tutorials. Mar 09, 2018 list four properties of the image formed by a convex mirror. Ray diagrams for convex mirrors the physics classroom.
Convex mirrors extra practice worksheet a draw a ray diagram for each to locate the image. Draw a ray diagram showing the path of rays of light when it enters with oblique incidence i from air into water. The method is applied to the task of drawing a ray diagram for an object located beyond the center of curvature c of a concave mirror. When an object is placed at a finite distance from the mirror, the virtual image will be formed between the pole and focus. The concept explanation helps understand clearly how to draw the ray diagrams for a convex mirror for different positions of an object, and how. Concave mirrors and convex mirrors image formation, ray. Lens and mirror inquiry lab pdf version ms word version. Description of how to draw ray diagrams for convex mirrors for grade 10 science.
The schematic representation of these mirrors is shown in fig. Class 10 science chapter 10 light reflection and refraction. Also from our rule for s, we observe this is negative in the above drawing. Read from lesson 4 of the reflection chapter at the physics classroom. Give reasons and draw a ray diagram to support your answer. This bulging out surface reflect light outwards and are not used to focus light. Pick a point on the top of the object and draw two incident rays traveling towards the mirror. Jul 21, 2016 question 1 mention few applications of convex mirror.
Always draw a ray diagram with 2 or 3 easyto draw rays. Furthermore, the image will be upright, reduced in size smaller than the object, and virtual. Yet the same method works for drawing a ray diagram for any object location. The image will be highly diminished as compared to the object. Sep 14, 2019 21 posts related to concave and convex mirror ray diagram worksheet. Where will the image form if the same object is placed 15 cm in front of a convex mirror with a focal length. Where is the image in this case, and what are the image characteristics. Images formed by concave mirror using ray diagram class 10. Hi madam you given a good information on images formed by concave mirror using ray diagram in simple way thanq reply. Sep 14, 2019 21 posts related to ray diagram for convex mirror 6 cases. Use the mirror equation to find the image distance. Ray 2 heads towards f before refracting parallel to the axis. One mark questions convex mirror for seeing traffic at. When a ray, parallel to principle axis strikes concave or convex mirrors, the reflected ray passes through the focus on the principle axis.
The radius of the sphere of which the reflecting surface of a spherical mirror forms a part, is called the radius of curvature of the mirror. For concave mirror, the reflected rays converge to the focal point f located at f. These mirrors forms a virtual image as the focal point f and the centre of curvature 2f. We have another rule, that when the curvature center c is on the same side of the outgoing ray, then the radius is positive. Light reflection and refraction 163 the reflecting surface of a spherical mirror is by and large spherical. Science class 12 physics india ray optics and optical instruments. Ray 1 is parallel to principal axis, and reflects through the focal point. Ray 2 goes through the center of the lens unaffected ray 3 goes through f1 and refracts parallel to the axis. However, it lies behind the mirror in case of a convex mirror.
Convex mirror uses of convex mirror definition equation. Whenever a light ray hits the interface between two. A ray incident obliquely to the principal axis, towards a point p pole of the mirror, on the concave mirror or a convex mirror, is reflected obliquely. A ray diagram for a convex mirror shows that the image will be located at a position behind the convex mirror. Question 1 mention few applications of convex mirror.
According to my physics book, the image should be formed at c and it should be of the same size as the object. Concave mirrors and convex mirrors image formation, ray diagram. Convex mirror is a curved mirror where the reflective surface bulges out towards the light source. The cartesian sign convention is used here using a ray parallel to the principal axis and one incident upon the center of the mirror, the position of the image can be constructed by backprojecting the rays which reflect from the mirror. Any light ray that passes for a concave mirror or appears to pass for a convex mirror through the principal focus is reflected by the curved mirror parallel to the principal axis.
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