How exactly will knowing the % performance lost on a light twin help? If you lose an engine you will know about it, knowing the above will not help you, knowing what to do....might save your life!!
With hydroplaning....yea all good to know about it..what are you going to do though? ahhh looks like we are hydroplaning...hmmm is it dynamic or viscous...what speed are..were "900m" we "300m" doing Ahhhhhhhhhhhh