A loop de loop track is built for a 938-kg car. It is a completely circular loop - 14.2 m tall at its highest point. The driver successfully completes the loop with an entry speed (at the bottom) of 22.1 m/s. a. Using energy conservation, determine the speed of the car at the top of the loop.b. Determine the acceleration of the car at the top of the loop.c. Determine the normal force acting upon the car at the top of the loop.

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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.