15.1. Introduction 15.2. Transverse and Longitudinal Waves 15.3. Displacement Reaction in a Progressive Wave 15.3. Displacement Reaction in a Progressive Wave 15.3. Displacement Reaction in a Progressive Wave 15.3.1. Amplitude and Phase 15.3.1. Amplitude and Phase 15.3.1. Amplitude and Phase 15.3.2. Wave Length and Angular Wave Number 15.3.3. Period, Angular Frequency and Frequency 15.4. The Speed of a Traveling Wave 15.4.1. Speed of a Transverse Wave on Stretched String 15.4.2. Speed of a Longitudinal Wave (Speed of Sound) 15.4.2. Speed of a Longitudinal Wave (Speed of Sound) 15.4.2. Speed of a Longitudinal Wave (Speed of Sound) 15.5. The Principle of Superposition of Waves 15.5. The Principle of Superposition of Waves 15.6. Reflection of Waves 15.6.1. Standing Waves and Normal Modes 15.6.1. Standing Waves and Normal Modes 15.7. Beats 15.8. Doppler Effect 15.8.1. Source Moving: Observer Stationary 15.8.2. Observer Moving: Source Stationary 15.8.3. Both Source and Observer Moving
1.Physical World 2.Units and Measurements 3.Motion in a Straight Line 4.Motion in a Plane 5.Laws of Motion 6.Work, Energy and Power 7.Systems of Particles and Rotational Motion 8.Gravitation 9.Mechanical Properties of Solids 10.Mechanical Properties of Fluids 11.Thermal Properties of Matter 12.Thermodynamics 13.Kinetic Theory 14.Oscillations 15.Waves