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ID number:420941
 
Author:
Evaluation:
Published: 21.05.2010.
Language: Latvian
Level: Secondary school
Literature: n/a
References: Not used
Extract

SKAŅAS FREKVENCES NOVĒRTĒŠANAS MEHĀNISMS
Cilvēka auss spēj uztvert akustīskās svārstības, kuru frekvence
ir 20 - 20 000 Hz.
Cilvēka auss ir visjūtīgākā pret skaņām, kuru frekvence atbilst
cilvēka balss svārtību frekvencei (1000 - 3000 Hz).
Infraskaņa (<20 Hz) un ultraskaņa ( 20 000 Hz) var radīt
dzirdes orgāna kairinājumu, betnerada apzinātu skaņas sajūtu. …

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