Ray Optics & Optical Instruments | Class 12 Physics | NCERT Chapter 9 | CBSE NEET JEE | One Shot

New One shot video on this chapter based on new NCERT (all topics included):    • Ray Optics & Optical Instruments Class 12 ...   ➡️Buy One-Shots Pendrive : https://www.amazon.in/dp/B0BZWHRKZJ?r... ➡️Ask Doubts:https://www.learnohub.com/ask-questio... ➡️Website: http://www.learnohub.com ➡️Get Our Videos in Pendrives: Class 12 - https://bit.ly/LHPenDrive12 ➡️Facebook: https://bit.ly/LearnoHubFB ➡️Instagram:   / learnohub_official   Timestamps: 0:00 Introduction 0:56 Light 1:23 Light-Reflection & Refraction 1:40 Reflection of Light 3:27 Laws of Reflection 4:54 Spherical Mirrors 7:54 Spherical Mirrors: Terminologies 11:59 Focal Length of a spherical Mirror 14:37 Image formation by spherical mirrors: Rules 16:39 Image formation by Concave mirrors 33:38 Image formation by Convex mirrors 38:42 Spherical mirrors: Applications 40:59 Sign Convention for Reflection by Spherical Mirrors 42:18 Mirror Equation 44:34 Magnification of a spherical mirror 46:13 Problem1 52:15 Refraction of Light 53:25 Laws of Refraction 55:00 Refractive Index 57:59 Optical density of a medium 59:39 Rarer vs. Denser medium 1:01:11 Refraction through a glass slab 1:02:3 Real & Apparent Depth 1:05:48 Real & Natural phenomena 1:10:21 Total internal Reflection 1:20:06 TIR Application: Optical fibres 1:20:52 How Optical Fibres Work? 1:22:50 Glass vs. Plastic optical fibres 1:23:33 Optical fibres 1:24:46 TIR Application: Prism 1:25:32 Example: Critical Angle 1:29:05 Refraction at a spherical surface 1:34:25 Lens 1:36:09 Terminologies related to Lens 1:41:40 Sign Conventions for Lens 1:46:34 Refraction by a convex lens 1:55:38 Lens-maker Formula 1:59:37 Refraction by Lens: Rules 2:02:39 Magnification of a lens 2:03:15 Power of a lens 2:05:10 Problem 1:Lens maker Formula 2:09:03 Combination of Thin lenses in contact 2:10:54 Problem 1:Combination of thin lenses 2:16:15 Prism 2:19:19 Refraction by Prism 2:27:46 Relation between Angle of deviation & incidence 2:31:10 Refractive index of the material of the prism 2:34:35 Dispersion by Prism 2:36:29 Rainbow 2:38:10 Primary rainbow Formation 2:42:02 Secondary rainbow formation 2:43:14 Optical Instruments 2:43:58 Components of Eye 2:51:43 Image formation by Eye 2:56:47 Least distance of distinct vision 2:59:49 Defects of vision 3:00:29 Myopia 3:02:56 Hypermetropia 3:03:53 Astigmatism 3:04:59 Presbyopia 3:06:39 Problem 1:Eye defect 3:09:14 Microscope 3:10:21 Simple Microscope 3:12:05 Limitations of a Simple Microscope 3:12:43 Compound Microscope 3:18:29 Telescope 3:19:05 How does a telescope work? LearnoHub.com (formerly called ExamFear Education) is a Free Education platform with more than 6000 videos on Physics, Chemistry, Maths, Biology, English, Science experiments, tips & tricks and motivational videos for Classes 6 to 12. Learn for Free! About the Founder: Roshni Mukherjee, the Founder-Educator at LearnoHub has been building this free learning platform since 2011. She has been recognized as one of the 100 Women Achievers of India by the Ministry of Women & Child Development and felicitated by the President of India in 2016. Roshni has been invited by Google to speak at Global Education Symposium 2017 held at Google Headquarters, California. Limca Book of Records also recognized our work. Watch Roshni's Tedx Talk to know more about her journey:    • The magic passion can create | Roshni Mukh...   #LearnoHubPhysics#SabkoSamajhAayega #FREEhaiParBESThai #CBSEClasss12Physics Join us and let us together build this Free Learning Platform! We will surely ensure that you enjoy the real learning with us. Copyright © All rights reserved. LearnoHub | ExamFear Education"