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Cards In This Set
| Front | Back |
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Acoustic Variables
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Pressure
Density
Distance
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Sound Wave Parameters
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Period Frequency amplitude power intensity speed wavelength
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Period
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The time it takes to complete a single cycle
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Frequency
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The number of certain events that occur in a perticular time duration
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Frequency affects...
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Penetration and resolution
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Period and Frequency are
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Recipricals
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Period times Freq=
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1
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Amplitude
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The difference between th average value and the max value of acoustic variable
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Amplitude____as is travels through the body
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Decreases
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Peak-to-peak amplitude
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Difference between max and min values of an acoustic variable
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1/2 Peak-to-Peak Amplitude=
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Amplitude
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Power____as sound travels through the body
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Decreases
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Power is proportional to
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Amplitude squared
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If Amplitude is tripled then
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Power is increased by nine
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Intensity is proportional to
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Power
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