La fréquence F en Hert (HZ) d'une tension périodique rst l'inverse de la période T en seconde (s)

1)calculer la fréquence d'une tension dont la période est 15 ms
2)calculer la période d'une tension de fréquence 50Hz (tension disponible aux bornes d'une prise de courant en France)

Pouvez vous m'aidez s'il vous plaît?

By: USER7678
26 Agustus 2025 mathematiques 5 minutes
4.5
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Question

Grade: Education Subject: mathematiques
La fréquence F en Hert (HZ) d'une tension périodique rst l'inverse de la période T en seconde (s)

1)calculer la fréquence d'une tension dont la période est 15 ms
2)calculer la période d'une tension de fréquence 50Hz (tension disponible aux bornes d'une prise de courant en France)

Pouvez vous m'aidez s'il vous plaît?
Asked by:
347 Viewed 347 Answers

Answer (347)

Best Answer
(206)
Bonjour,

Traduction de l'énoncé :
Fréquence = 1 ÷ Période
Période = 1 ÷ Fréquence

N'oublie pas de convertir 15ms en seconde

Tu sors ta calculatrice, et c'est bon
Answered on 26 Agustus 2025

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