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Une lampe de 100 W est branchée sur une prise du secteur délivrant une tension efficace de 230 V. Calcule l'intensité efficace du courant qui traverse son filament

By: USER5214
27 Agustus 2025 physique-chimie 5 minutes
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Grade: Education Subject: physique-chimie
J'ai besoin d'aide svp

Une lampe de 100 W est branchée sur une prise du secteur délivrant une tension efficace de 230 V. Calcule l'intensité efficace du courant qui traverse son filament
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Bonjour tu l peux utiliser la formule suivante P=UI
Answered on 27 Agustus 2025

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