During summer i every
member of your family feels uncomfortable
because of the hot weather. During this time
goes up because air conditioners and electric fans are
very
much in use. How will you help your parents reduce electrical
energy consumption even during Summer?​

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