{"ok":true,"q":"Lenses and Mirrors","n":10,"results":[{"id":"class_10\/science\/chapter_08_light_reflection_and_refraction","title":"Chapter 8 — Light Reflection And Refraction","class_num":10,"subject":"science","subject_label":"Science","summary":"Introduction: This chapter develops the fundamentals of geometrical optics — how light behaves when it strikes surfaces and passes between media. It covers reflection from plane an","topic":"Applications of mirrors and lenses in daily life","anchor":"topic-15"},{"id":"class_11\/physics\/chapter_01_physical_world","title":"Chapter 1 — Physical World","class_num":11,"subject":"physics","subject_label":"Physics","summary":"This chapter introduces the subject of physics: its scope, methods and central role in understanding nature and underpinning technology. It explains how physics builds models and l","topic":"Branches of Physics","anchor":"topic-7"},{"id":"class_11\/mathematics\/chapter_11_conic_sections","title":"Chapter 11 — Conic Sections","class_num":11,"subject":"mathematics","subject_label":"Mathematics","summary":"This chapter introduces Conic Sections — the parabola, ellipse and hyperbola — as curves obtained by intersecting a plane with a double cone and, equivalently, as loci defined by a","topic":"Circle (as a special conic)","anchor":"topic-2"},{"id":"class_12\/physics\/chapter_01_ray_optics_and_optical_instruments","title":"Chapter 9 — Ray Optics And Optical Instruments","class_num":12,"subject":"physics","subject_label":"Physics","summary":"This chapter (Ray Optics and Optical Instruments) develops the geometric (ray) picture of light and applies it to common optical devices. Starting from laws of reflection and refra","topic":"Aberrations","anchor":"topic-10"},{"id":"class_08\/science\/chapter_16_light","title":"Chapter 16 — Light","class_num":8,"subject":"science","subject_label":"Science","summary":"Introduction: Chapter 'Light' introduces light as a form of energy that enables us to see objects. It describes natural and artificial sources of light, how light travels (rectilin","topic":"Applications and everyday phenomena","anchor":"topic-6"},{"id":"class_07\/science\/chapter_15_light","title":"Chapter 15 — Light","class_num":7,"subject":"science","subject_label":"Science","summary":"Introduction: Light is a form of energy that allows us to see objects. In this chapter students study natural and man-made sources of light, how light travels, how it reflects from","topic":"Ray diagram terminology and measurements","anchor":"topic-10"},{"id":"class_09\/science\/chapter_05_the_fundamental_unit_of_life","title":"Chapter 5 — The Fundamental Unit Of Life","class_num":9,"subject":"science","subject_label":"Science","summary":"Introduction: \"The Fundamental Unit of Life\" (NCERT Class 9 Science, Chapter) introduces the cell as the basic structural and functional unit of all living organisms. It traces ear","topic":"Microscopy and Microscopes","anchor":"topic-3"},{"id":"class_12\/physics\/chapter_02_wave_optics","title":"Chapter 10 — Wave Optics","class_num":12,"subject":"physics","subject_label":"Physics","summary":"Chapter: Wave Optics (Class 12 Physics, Physics – Part II) — This chapter develops the wave theory of light and explains optical phenomena that cannot be accounted for by ray optic","topic":"Applications and Instruments","anchor":"topic-12"},{"id":"class_08\/science\/chapter_17_stars_and_the_solar_system","title":"Chapter 17 — Stars And The Solar System","class_num":8,"subject":"science","subject_label":"Science","summary":"This chapter introduces basic astronomy and our neighbourhood in space: the stars and the Solar System. It explains what stars are, how they differ in brightness and position (cons","topic":"Telescopes and Observatories","anchor":"topic-16"},{"id":"class_11\/physics\/chapter_07_waves","title":"Chapter 7 — Waves","class_num":11,"subject":"physics","subject_label":"Physics","summary":"Chapter “Waves” (Class XI, Physics – Part II) introduces mechanical waves as organised disturbances that transport energy and information without bulk transport of matter. The chap","topic":"Interference of Waves","anchor":"topic-10"}]}