Choosing a Cartesian coordinate system for a one-dimensional space—that is, for a straight line—involves choosing a point O of the line (the origin), a unit of length, and an orientation for the line. An orientation chooses which of the two half-lines determined by O is the positive, and which is negative; we then say that the line "is oriented" (or "points") from the negative half towards the positive half. Hellow every one I am a subscriber of vedantu and I am going to make live lectures videos on ytb. This sign convention is known as New Cartesian Sign Convention. Sign Convention for Spherical Mirror: Cartesian Sign Convention: In the case of spherical mirror all signs are taken from Pole of the spherical mirror, which is often called origin or origin point. Distances measured in the direction opposite to the direction of incident light are considered negative. In this video we explained Cartesian sign convention with easy trick.#sign #cartesian #rayopticSHARE,SUPPORT,SUBSCRIBE!! This means the sign is always taken as −(negative) in front of a spherical mirror. Sign is taken as – (negative) from pole of a spherical mirror towards object along the principal axis. The sign is taken as positive for a real object or image distance.A form using the Cartesian sign convention is often used in more advanced texts .If the lens equation yields a negative image distance, then the image is a virtual image on the same side of the lens as the object. A common Gaussian form of the lens equation is shown below. #sign #cartesian #rayoptic SHARE,SUPPORT,SUBSCRIBE!!! In this case we have:-1) Light initially propagates from left to right. 2) The origin of the Cartesian coordinate system … This sign convention is known as New Cartesian Sign Convention. !Youtube:http://youtube.com/c/wifitolifiTwitter: https://twitter.com/wifi2lifiFacebook Channel Page: https://www.facebook.com/wifitolifiInstagram Channel Page:https://www.instagram.com/wifitolifiFacebook Myself:https://www.facebook.com/thisisshivaaysinghInstagram Myself :https://www.instagram.com/thisisshivaaysinghLinkedin: http://bit.ly/35z7PmTPinterest : https://in.pinterest.com/wifitolifiAbout: WifitoLifi is a Youtube Channel ,where you will find Educational videos in Hindi/English ,New Video is Posted Everyday:)My Tag : #wifitolifiTHANKING \u0026 CREDIT FOR MUSIC:-All Music Provided By :- NoCopyrightSounds[NCS]Track: MELO.KIDS x EMDI - My Love [NCS Release]Music provided by NoCopyrightSounds.Watch: https://youtu.be/5Z_A459fWGYFree Download / Stream: http://ncs.io/MyLoveNOTE : All Images Uses In This Video Are Not Owned By Me , All Images are From Their Respected Owner Then each point P of the line can be specified by its distance from O, taken with a + or − sign depending on which half-line contains P. For the measurement of all the distances, the optical center of the lens is considered. This is the form used in most introductory textbooks. In this video we explained Cartesian sign convention with easy trick. Refer to the diagram for clear visualization. Either form can be used with positive or negative lenses and predicts the formation of … According to the new Cartesian sign convention for the refraction of light through the concave and convex lens: All distances are measured from the optical centre of the lens. The Cartesian sign convention will be used in this course. Correct answer(a) The Cartesian convention emphasizes the point of view which looks at a lens as changing . A form using the Cartesian sign convention is often used in more advanced texts because of advantages with multiple-lens systems and more complex optical instruments. New Cartesian Sign Convention is used to avoid confusion in understanding the ray directions. The following sign conventions are used by Cartesian: (1) All distances are measured from the pole of the mirror (in the case of the lens from the optic center). Thin Lens Equation. This is NOT the same as used in Halliday and Resnick, but is used in many specialist optics textbooks. Sign Conventions.