Recent content by Tarragon

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    B Calculating tangents from a table

    Thank you for the reply. But the next question asks me to calculate the slopes of these tangents and record values in a time-velocity data table and then calculate the acceleration. But if I just eyeball these tangents then a) why even draw the tangent lines if they are not exact, and b) how...
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    B Calculating tangents from a table

    I'm given a simple table (time(s),position) to make into a graph: 0,0 2,0.6 4.,2.4 6,5.4 8,9.6 10,15 I'm asked to draw tangent lines at 4, 6, and 8 seconds. There is no indication of how they should be drawn, are tangent lines just eyeballed? I see equation involving "lim" online and equations...
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    Can a 28.5Hz Frequency Cause a Standing Wave in a 6m Long String?

    I think your fundamental freq is wrong, you should be dividing speed by wavelength, not number of loops. Doing this returns fundamental freq as 4.125, which is a multiple of the initial freq (16.5).
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