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Physique-Chimie |
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| Lycée et enseignement supérieur |
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Polytechnique - PSI 2025
Physique (XSR) :
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| Sujet |
Phénomènes de transport, thermoélectricité et applications :
Transport de charge et de chaleur dans un matériau métallique : transport de charge en régime continu ; transport de charge en régime lentement variable
; étude thermique ; effets thermoélectriques
Mesures de températures : mesure de température avec un conducteur ohmique ; utilisation de jonctions thermoélectriques pour la thermométrie
Énoncé (sur le site CPGE Paradise) : https://cpge-paradise.com/Concours2025/XENS/PSI/PhysiquePSI2025.pdf |
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| Corrigé |
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