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Unformatted text preview: o ( ) ( ) t kx P t x P = cos , max o max P is pressure amplitude o pressure oscillations cause oscillating force on eardrum Connection: max max s v P = o is density of medium o v is wave speed ( v s ound =331 m/s + (0.6 m/sC)x T ) o max s is maximum LONGITUDINAL speed of element in medium Careful: s vs x and P vs x represent longitudinal disturbance o No transverse character to sound wave...
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- Winter '12