You need to determine the coefficient of kinetic friction between a box and a factory floor in order to predict how much force certain machines are going to apply. Explain
how you could determine the coefficient. What equipment would you need?

A,d, and e on edgunuity

Current supplied to consumers from generating plants like coal power plant, nuclear power plant, geothermal and others are in form of alternating current instead of direct current because it can be transported easily in a long distance. also, the alternating current has a wide range of frequency and the amount or energy can be increased or decreased.