Notes of Chapter 08: Waves of “Physics XI” for FSc Part 1 published by Punjab Textbook Board, Lahore. These notes are very helpful to prepare Physics paper of FSc Part 1 for Federal Board, Multan Board, Faisalabad Board, Sargodha Board, Gujranwala Board, DG Khan Board, Rawalpindi Board or any other board of Punjab, Pakistan.

Wave is the disturbance produced in a medium which is used to transport energy from one point to another without transporting matter.The waves which require any medium for their propagation by the oscillation of material particles are called waves.

• Waves
• Matter Waves
• Progressive Waves
• Transverse Waves
• Longitudinal Waves
• Periodic Waves
• Transverse Periodic Waves
• Equation of Wave Speed
• Speed of Sound in Air
• Laplace's Correction
• Effect of Pressure on Velocity of Sound
• Effect of Density
• Effect of temperature
• Principle of Superposition
• Interference
• Beats
• Reflection of Waves
• Stationary Waves
• Stationary Waves in a Stretched String
• Doppler's Effect
• Applications of Doppler's Effect