
ondes sonores
Authored by céline serent
Physics
9th - 12th Grade
Used 18+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Que vaut la fréquence d'un son dont la période est de 5 ms?
200 Hz
5000 Hz
0,2 Hz
5 Hz
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En quelle unité s'exprime le niveau d'intensité sonore?
dB
Hz
ms
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En quelle unité s'exprime le l'intensité acoustique?
dB
Hz
ms
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Que vaut la période de ce signal?
12 ms
1 ms
2 ms
2,25 ms
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
L'abscisse d'un spectre sonore est donnée en ?
dB
Hz
V
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Cocher les réponses exactes:
Le fondamental de ce son est à 200 Hz
L'harmonique de rang 4 est à la fréquence de 400 Hz
Ce son est un son complexe
Ce document s'appelle un spectre sonore
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Plus la fréquence d'un son est élevée, et plus il nous paraît :
fort
faible
aigu
grave
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