A uniform rod of length ?L oscillates through small angles about a point a distance ?x from its center. (a) Prove that its angular frequency is (b) Show its maximum angular frequency occurs when (c) What is the length of the rod if the maximum angular frequency is 2??? rad/s?
SPHSC 100 Notes – Week 2 Characteristics of Sound Speech Production Speech = Sound Sound: The physical event in which acoustic energy is created Hearing: Something that happens within the body as a result of sound Production o Start with a mass o A force acts upon the mass o The mass begins to vibrate o Surrounding molecules begin to vibrate o Vibration travels through this medium until it dies out You need three things o Mass/Object (Vibrator) o Force (Set vibrator in motion) o Medium (Through which the vibrations travel) Ex. Mass: Vocal folds Force: Air expelled from lungs