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Álvaro Antônio de Lacerda Rosário 2025-01-03 18:39:37 -03:00
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Física/1. Tópicos Fundamentais/Exercícios/Cinemática/Movimento uniforme e uniformemente variado.md
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@ -168,15 +168,15 @@ $v_{média} = \dfrac{\Delta S_1 + \Delta S_2}{\Delta t_1 + \Delta t_2} = \dfrac{
### 📄 Resolução 11.2 ### 📄 Resolução 11.2
$v_1 = 1,2m/s$ $v_1 = 1,2m/s$
$v_2 = 3m/s$ $v_2 = 3m/s$
$\Delta t_1 = 60s$ $\Delta t_1 = 60s$
$\Delta t_2 = 60s$ $\Delta t_2 = 60s$
$\Delta S_1 = v_1 \cdot \Delta t_1 = 1,2m/s \cdot 60s = 72m$ $\Delta S_1 = v_1 \cdot \Delta t_1 = 1,2m/s \cdot 60s = 72m$
$\Delta S_2 = v_2 \cdot \Delta t_2 = 180m$ $\Delta S_2 = v_2 \cdot \Delta t_2 = 180m$
$v_{média} = \dfrac{\Delta S_1 + \Delta S_2}{\Delta t_1 + \Delta t_2} = \dfrac{72m + 180}{60s + 60s} = \dfrac{252m}{120s} = 2,1m/s$ $v_{média} = \dfrac{\Delta S_1 + \Delta S_2}{\Delta t_1 + \Delta t_2} = \dfrac{72m + 180}{60s + 60s} = \dfrac{252m}{120s} = 2,1m/s$
🧐 **Resposta:** $2,1m/s$ 🧐 **Resposta:** $2,1m/s$