B) Calculer l'intensité du courant qu'elle débite quand la tension à ses bornes vaut U = 3,2 V. On dispose d'une pile, de f. e.m. 12,0 V, de résistance intérieure 1,50 Homme
a) Ecrire l'équation de sa caractéristique U = f(1).

Waves are used in many practical applications to support work, entertainment, and health. one example is the use of ultrasound imaging to safely track the development of a growing fetus. what is a specific example of a practical application of waves in medicine, entertainment, safety, or other fields? provide a brief explanation of how the properties of waves are useful to that application.

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What was the first instrument to ever record an earthquake?