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    Problem How to find displacement versus time from a distance versus graph

    Dear friends, I have a distance (scalar) versus time graph of a flapping ornithopter. I want to sketch displacement (vector)versus time graph from this. I know that this should be like a sine wave. I dont know how to convert this. Actually distance time graph has accumulated displacement that I...
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    General Question when ellipse will take off?

    Hi every one. I have modeled a solid ellipse in fluid domain in a CFD analysis. I have measured induced horizontal force due to prescribed vertical flapping. I want to know will the ellipse start moving horizontally or not. any idea? or in simple words, what is the minimum force required to...
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    measuring irregularities in the wave

    Hi Everyone. In one experiment I got output as in the attached picture. I want to compare the waves. Some waves look complete and symmetric and some seem to have irregularity/aperiodicity. Having got the numerical data (without defining equation), is there any way to measure the difference in...
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    help me in finding equation of this wave

    I am looking for an equation for the wave given in the picture(sinewave with periodical missing waves). I know how sine wave, cos wave will look like, but looking for an analytical equation of this shape where peridocal removal of a wave: Please help me... Thanks Doctsh
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