A lady wearing high heels shoes has a weight of 550 N. area of the sole of each of the lady's shoes is 1.25 cm ^2 calculate the pressure exerted by the lady.

Awater slide of length l has a vertical drop of h. abby's mass is m. an average friction force of magnitude f opposes her motion. she starts down the slide at initial speed vi. use work-energy ideas to develop an expression for her speed at the bottom of the slide. then evaluate your result using unit analysis and limiting case analysis. express your answer in terms of the variables h, m, l, vi, f and appropriate constants. vf v f