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Engenharia Civil ·

Eletromagnetismo

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➔ Chavas abertos:\n I1 = V / R\n I1 = 6\n I1 = 75mA\n\n 20Ω\n ┌─────┐\n │ 10Ω\n │\n │\n 30Ω 6V\n │\n └─────┘\n\n ➔ Chavas fechadas:\n I2 = I1 = 75mA\n Vr = 20.0Ω \n I1 = 0.075 \n Vr = 1.5V\n\n IR = 6.1.5 - 0.075\n\n 50\n ┌───────┐\n │\n R = 300Ω\n\n R = 100Ω\n\n I1 = 0.05\n IR = 15mA\n R = 1.5Ω\n\n 0.05\n\n R = 100Ω\n\n Digitalizada com CamScanner