box slides down a surface that is inclined at 53° below the horizontal. The coefficient of kinetic friction between the package and the surface is 0.40 a. Calculate the work done on the box by friction. b. Calculate the work done on the box by gravity. c. Calculate the work

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Instantaneous Power

Power is defined in physics as the amount of energy transmitted or transformed per unit time. The watt is the unit of electricity in the International System of Units, equivalent to one joule per second.