1. Oscillation..................................................7
1.1 Undamped (Free) Oscillation
1.1.0 Introduction
1.1.1 Simple Harmonic Motion (SHM) and its Properties
1.1.2 Differential equation for undamped oscillations and its solution
1.1.3 Applications of SHM in Day-to-Day Life Examples: Simple Pendulum,
Springs (Clocks, Musical Instruments, etc.)
1.1.4 Composition of two SHM
1.1.5 Lissajous figures and its application
1.2 Damped Oscillation
1.2.0 Introduction
1.2.1 Differential equation for damped oscillations and its solution
1.2.2 Applications of damped oscillations in Day-to-Day Life
a) Forced Oscillations
1.2.3 Differential Equation for a Forced Oscillator and Its Solution
1.2.4 Coupled Oscillation
b) Resonance
1.2.5 Types of Resonance
1.2.6 Applications of Resonance in Daily Life
c) Log decrement
Numerical Problems

2. Wave Motion.....................................................86
2.1 Introduction to Wave Motion
2.1.1 Definition of Waves
2.1.2 Longitudinal and Transverse Waves
2.1.3 Characteristics of Waves
2.2 Applications of Longitudinal and Transverse Waves in Day-to-Day Life
2.3 Seismic Waves
2.3.1 Qualitative Discussion
2.3.2 Applications
2.4 Gravitational Waves
2.4.1 Qualitative Discussion
2.4.2 Applications
2.5 Standing Waves
2.5.1 Qualitative Discussion
2.5.2 Applications
2.5.3 Structural Engineering (Vibrations in Buildings and Bridges)
2.5.4 Microwaves in Ovens
2.5.5 Musical Instruments (Strings and Air Columns)
Numerical Problems

3. Sound and Doppler Effect...............................115
3.1 Introduction to Sound
3.1.1 Definition of sound Intensity, Loudness, Pitch, Quality & timbre.
3.1.2 Reverberation time and reverberation of hall
3.1.3 Sabine’s formula (without derivation).
3.2 Doppler effect
3.2.1 Doppler effect in sound, Expression for apparent frequency in different cases.
3.2.2 Doppler effect in light, Symmetric nature of Doppler effect in light.
3.3 Applications
3.3.1 Red Shift and Blue Shift
3.3.2 Medical Imaging
3.3.3 Radar and Speed Trap Guns
Activity 1: Perform an activity to explain the concept of Doppler effect
Numerical Problems

Reference Books........................................154