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Physique-Chimie |
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| Lycée et enseignement supérieur |
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Polytechnique - MPI 2026
Physique :
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| Sujet |
Déviation d'un astéroïde par percussion :
Orbite de Didymos autour du Soleil ; orbite de DART autour du Soleil (première méthode (utilisation de l'énergie potentielle effective) ; seconde méthode (constantes du mouvement)) ; moteur ionique ; étude de l'astéroïde double Didymos-Dimorphos et effet de l'impact de DART
Énoncé (sur le site CPGE Paradise) : https://cpge-paradise.com/Concours2026/XENS/MP/PhysiqueMPI2026bis.pdf |
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| Corrigé |
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