The focal point F and focal length f of a positive (convex) lens, a negative (concave) lens, a concave mirror, and a convex mirror. Log in. focal length of cancave mirror is positive bro ............ Focal length of a concave mirror is -ve becuase its principle focus lies on the left side of the origin. Find an answer to your question Why focal length of concave mirror is negative? Find the ratio of times taken b Focal Length of Concave Mirror Formula. techiangung5836 techiangung5836 23.06.2019 Physics Secondary School +13 pts. If the answer is not available please wait for a while and a community member will probably answer this When the image distance is negative, the image is behind the mirror, so the image is virtual and upright. The focal length, is positive for a concave mirror, and negative for a convex mirror. Answers of Why focal length of concave lens is negative and focal length of convex mirror is positive? This site is using cookies under cookie policy. One strikes the end of the rod with a stond. Following are the ways to obtain the focal length of the concave mirror: A concave mirror is defined as the spherical mirror whose reflecting surface is curved inwards and follows laws of reflection of light. All the distances on the left side of the origin are taken to be negitive. You can specify conditions of storing and accessing cookies in your browser. Apart from being the largest Class 10 community, EduRev has the largest solved EduRev is a knowledge-sharing community that depends on everyone being able to pitch in when they know something. Physics Question!! Question bank for Class 10. The light rays coming from a distant object can be considered to be parallel to each other. Join now. Whether focal length of concave mirror will be positive or negative depends on the convention that you are using. agree to the. 1. When the image distance is positive, the image is on the same side of the mirror as the object, and it is real and inverted. 1. Why focal length of concave mirror is negative? Log in. Ask your question. …, y the sound wave in air and in aluminium to reach the second child.​, .Find the degree of freedom ofrigid bodyd-dimensionsin​, Necessary condition for working of optical fiber is: community of Class 10. Ask your question. Answered Why focal length of concave mirror is negative… Why focal length of concave lens is negative and focal length of convex mirror is positive? Join now. In coordinate system convention object distances are considered as … By obtaining the Real image of a distant object at its focus, the focal length of the concave mirror can be estimated as shown in the diagram. soon. !Two children are at opposite ends of an aluminium rod. How to find focal length of concave mirror? Image Formation by Concave and Convex Mirror, Theory & Procedure, Convex Mirror (Focal Length), Information & Computer Technology (Class 10) - Notes & Video, Social Science Class 10 - Model Test Papers, Social Science Class 10 - Model Test Papers in Hindi, English Grammar (Communicative) Interact In English Class 10, Class 10 Biology Solutions By Lakhmir Singh & Manjit Kaur, Class 10 Physics Solutions By Lakhmir Singh & Manjit Kaur, Class 10 Chemistry Solutions By Lakhmir Singh & Manjit Kaur, Class 10 Physics, Chemistry & Biology Tips & Tricks. The Questions and over here on EduRev! When the image distance is positive, the image is on the same side of the mirror as the object, and it is real and inverted. is done on EduRev Study Group by Class 10 Students. The focal length, is positive for a concave mirror, and negative for a convex mirror. This discussion on Why focal length of concave lens is negative and focal length of convex mirror is positive? are solved by group of students and teacher of Class 10, which is also the largest student Lets see the above shown diagram, Focal Length – The space between the pole P of concave mirror and the focus F is the focal length of concave mirror. By continuing, I agree that I am at least 13 years old and have read and (a) µcore > µcladding (b) µcore < µcladding (c) µcore = µcladding (d) None of above, एक कार ऑफ मास 1500 केजी इज मूविंग विद ए वेलोसिटी 45 किलोमीटर पर आवर फाइंड द मोमेंटम ऑफ कार ​. You can study other questions, MCQs, videos and tests for Class 10 on EduRev and even discuss your questions like When the image distance is negative, the image …