A rock falling under its on weight and resistance r=0.001mv^2

show newtons second law gives vdv/dx=g-0.001v^2

Am I missing something?? when did vdv/dx = a having cancelled through by m

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- May 5th 2008, 02:44 PMi_zz_y_illcan't prove acceleration,slight worry
A rock falling under its on weight and resistance r=0.001mv^2

show newtons second law gives vdv/dx=g-0.001v^2

Am I missing something?? when did vdv/dx = a having cancelled through by m - May 5th 2008, 04:04 PMmr fantastic