Chapter 21: Superposition.
· Section 21.1: The Principle of Superposition
· Section 21.2: Standing Waves
· Section 21.3: Transverse Standing Waves
· Section 21.4: Standing
Sound Waves and Musical Acoustics
Side-screen
Slides
Central
Screen tablet notes
In-class
Quizzes
Applet showing
pulse interference
Sinusoidal
Wave Addition Applet
Animations
of 1D and 2D Standing Waves
Reflection/Transmission animations:
A pulse traveling from a region of
low wave speed to higher wave speed. The
reflected pulse is positive.
A pulse traveling from a region of
high wave speed to lower wave speed. The
reflected pulse is negative.
A pulse traveling along a string with
a fixed end. This is the limiting case
of when the second string is very heavy. The reflected pulse is negative.
Standing
Wave Animation: