Hi. can u tell me how to calculate pitch (i mean the vertical distance between two revolutions)of a helix with parametric equatios [2cost 2sint 6t]..?
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dz/dt = 6 For example if we use meters and secs dz/dt = 6m/sec between succesive revoultion t increases by 2pi 6m/sec*2pisecs =12pi meters between 2 succesive revolutions
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