“函数yAsin[ωxφ]的图象”演示课件.ppt

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2017-03-29 发布于北京
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“函数yAsin[ωxφ]的图象”演示课件.ppt

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“函数yAsin[ωxφ]的图象”演示课件

* Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 在物理中,简谐运动中单摆对平衡位置的位移y与时间x的关系、交流电的电流y与时间x的关系等都是形y=Asin(ωx+φ) 的函数（其中A, ω, φ都是常数）. x o 0.01 0.02 0.03 0.04 2 4 6 -6 -4 -2 y x o 2 4 6 8 2 4 6 -6 -4 -2 y 交流电电流随时间变化的图象与正弦曲线有何关系? 下图是某次试验测得的交流电的电流y随时间x变化的图象 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 交流电电流随时间变化的图象与正弦曲线有何关系? Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 1 -１ 2 -2 x o y 3 -3 2? y=sinx 　　 y=sin(x- )① 　　 ② ③　　 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. x y O 2 -2 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 步骤1 步骤2 步骤3 步骤4 x y o -1 1 y 1 -1 x o x y o -1 1 x y o -1 1 (沿x轴平行移动) (横坐标伸长或缩短) (纵坐标伸长或缩短) Evaluation only. Creat