{"ok":true,"q":"Waves","n":208,"results":[{"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":"","anchor":""},{"id":"class_12\/physics\/chapter_08_electromagnetic_waves","title":"Chapter 8 — Electromagnetic Waves","class_num":12,"subject":"physics","subject_label":"Physics","summary":"This chapter presents electromagnetic waves as self-propagating disturbances of electric and magnetic fields that follow from Maxwell’s equations. It begins with the physical need ","topic":"","anchor":""},{"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":"","anchor":""},{"id":"class_11\/geography\/chapter_14_movements_of_ocean_water","title":"Chapter 14 — Movements Of Ocean Water","class_num":11,"subject":"geography","subject_label":"Geography","summary":"Introduction: This chapter explains the movements of ocean water — waves, tides and currents — and the physical processes that generate them. It describes the origin, types, charac","topic":"Causes of Waves","anchor":"topic-3"},{"id":"class_05\/environmental_studies\/chapter_14_when_the_earth_shook","title":"Chapter 14 — When The Earth Shook","class_num":5,"subject":"environmental_studies","subject_label":"Environmental Studies (EVS)","summary":"Introduction: \"When the Earth Shook!\" introduces students to earthquakes in a simple, story-based way and then explains the science behind them. The chapter shows how the ground ca","topic":"Seismic Waves and Faults","anchor":"topic-4"},{"id":"class_08\/science\/chapter_15_some_natural_phenomena","title":"Chapter 15 — Some Natural Phenomena","class_num":8,"subject":"science","subject_label":"Science","summary":"This chapter introduces two important natural phenomena that directly affect human life: lightning and earthquakes. It explains the physical causes behind thunder and lightning (bu","topic":"Seismic Waves and Measurement","anchor":"topic-5"},{"id":"class_09\/science\/chapter_12_sound","title":"Chapter 12 — Sound","class_num":9,"subject":"science","subject_label":"Science","summary":"Chapter 'Sound' introduces sound as a mechanical wave produced by vibrating objects and transmitted only through a material medium (solid, liquid or gas). It explains the longitudi","topic":"Nature of sound waves","anchor":"topic-3"},{"id":"class_11\/geography\/chapter_03_interior_of_the_earth","title":"Chapter 3 — Interior Of The Earth","class_num":11,"subject":"geography","subject_label":"Geography","summary":"Introduction: This chapter examines the Interior of the Earth — its layered structure, composition, physical properties and the methods geoscientists use to study what lies beneath","topic":"Seismic Waves and Their Properties","anchor":"topic-5"},{"id":"class_11\/geography\/chapter_13_water_oceans","title":"Chapter 13 — Water Oceans","class_num":11,"subject":"geography","subject_label":"Geography","summary":"Introduction: This chapter, \"Water (Oceans)\", examines the world oceans as a dynamic physical system — their extent, structure, physical properties, movements and their interaction","topic":"Waves and Coastal Processes","anchor":"topic-8"},{"id":"class_12\/physics\/chapter_07_communication_systems","title":"Chapter 7 — Communication Systems","class_num":12,"subject":"physics","subject_label":"Physics","summary":"This chapter introduces Communication Systems as the physical and logical frameworks that transfer information (signals) from a source to a receiver. It explains why direct transmi","topic":"Propagation of Electromagnetic Waves","anchor":"topic-15"}]}