一台小型�电机产生的电动势随时间变化的正弦规律图象如图甲所示已知�电机线圈内阻为50则外接一只电阻为950的灯泡如图乙所示则 A Sketch Coloring Page

一台小型�电机产生的电动势随时间变化的正弦规律图象如图甲所示已知�电机线圈内阻为50则外接一只电阻为950的灯泡如图乙所示则 A Template

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tomski一台小型�电机产生的电动势随时间变化的正弦规律图象如图甲所示已知�电机线圈内阻为50则外接一只电阻为950的灯泡如图乙所示则 a coloring

8．图乙为一台小型�电机构造示意图线圈逆时针转动产生的电动势随时间变化的正弦规律图像如图甲所示�电机线圈内阻为10Ω外接灯泡的电阻为 sketch template

图甲为一台小型�电机示意图产生的感应电动势随时间变化如图乙所示．已知�电机线圈的匝数为100匝电阻r=2Ω外电路的小灯泡电阻恒为R=6Ω sketch template

图甲是一台小型�电机的构造示意图线圈逆时针转动产生的电动势e随时间t变化的正弦规律图象如图乙所示．�电机线圈的内电阻不计外接灯泡的电阻 sketch template

现有一台小型�电机产生的电动势随时间变化的图象如图甲所示已知�电机线圈内阻为50Ω外电路接有一只电阻为950Ω的灯泡如图乙所示则 sketch template

如图甲所示为一台小型�电机的示意图单匝线圈逆时针转动．若从中性面开始计时产生的电动势随时间的变化规律如图乙所示．已知�电机线圈内阻为1 sketch template

一台小型�电机产生的电动势随时间变化的正弦规律图象如图甲所示已知�电机线圈内阻为50则外接一只电阻为950的灯泡如图乙所示则 A sketch template

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