COMD 5070: WK 1, CH. 2 - SOUND WAVES Questions and Answers Rated A

What is the difference between free and forced vibration? - ANSWER- Under what conditions would you expect the vibration of one object to result in a strong vibration of a second object? - ANSWER- Under what conditions would you expect a week vibration to result? - ANSWER- What is the difference between a mechanical and an acoustic resonator? - ANSWER- Which type of resonator is the vocal tract? - ANSWER- Force - ANSWER- Speed - ANSWER- Velocity - ANSWER- Momentum - ANSWER- Vibration - ANSWER- Equilibrium - ANSWER- Oscillation - ANSWER- Explain a cycle of vibration - ANSWER- Mechanical wave - ANSWER- Pulse wave - ANSWER- Compression - ANSWER- Rarefaction - ANSWER- Longitudinal pressure wave - ANSWER- Name the two ways by which energy can be transferred in a wave - ANSWER- How is energy transferred in a soundwave? - ANSWER- Pressure - ANSWER-A force divided by the area over which the force is exerted. Frequency - ANSWER- Period - ANSWER- What is the relationship between frequency and period? - ANSWER- Calculate the period of a 220 Hz soundwave to the nearest tenth. - ANSWER- Calculate the frequency of the soundwave with the period of 6.5 ms. - ANSWER- Stiffness - ANSWER- Elasticity - ANSWER-