Sound is often characterized by the decibel scale. 60 decibels is normal conversation and that corresponds...
Please help with question 2,3 and 4 and filling out the table Lab 12. Sound Waves and Beats Introduction Sound waves consist of a series of air pressure variations. A Microphone diaphragm records these variations by moving in response to the pressure changes. The diaphragm motion is then converted to an electrical signal. Using a Microphone and an interface, you can explore the properties of common sounds. The first property you will measure is the period, or the time for...