Although sound travels quite fast, it is still possible to calculate its speed in air. To do this, the time it takes a sound to travel a measured distance must be recorded. Either the distance ...
The amplitude (\(a\)) of a wave is the distance ... For water waves and sound waves the unit hertz is usually good enough but radio and TV waves have such a high frequency that the kilohertz ...
The dyne per square centimeter is a convenient size of unit for measuring the pressure amplitude of sound-waves, since 1 dyne per sq. cm. lies within the range of amplitudes at which the ear normally ...
PROPAGATE in the form of a SOUND WAVE. See: ACOUSTIC IMPEDANCE, COMPRESSION, LAW OF SUPERPOSITION, PARTICLE VELOCITY, RAREFACTION. Compare: ACOUSTIC RADIATION. When the amplitude of the vibrating body ...
The x-axis on a waveform corresponds to the time frame in which the sound was produced (usually in seconds or milliseconds), and the y-axis represents the amplitude. The fundamental frequency on this ...
Amplitude modulation (AM) is the oldest method of transmitting human voice electronically. In an analog telephone conversation, the voice waves on both sides are modulating the voltage of the ...
来自MSN27 天
First-ever simulation of chaotic sound wave propagation confirms acoustic turbulence theoryWe plan to study other wave systems, such as large-amplitude ocean waves. "Surprisingly, sound waves and ocean waves have a lot in common: for example, the breaking of large-amplitude ocean waves ...
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