018 Diagram "Q19. Which has the greater potential energy: a ball that is 10 feet above the ground or a hall with the sam

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018 Diagram Q19 Which Has The Greater Potential Energy A Ball That Is 10 Feet Above The Ground Or A Hall With The Sam 1 (29.77 KiB) Viewed 32 times

018 Diagram "Q19. Which has the greater potential energy: a ball that is 10 feet above the ground or a hall with the same mass that is 20 feet above the bottom of a nearby 50-foot-deep well? 020. When a bow and row are cocked, a force is applied to the string in order to pull it back. Is the energy of the system 021, Suppose the physics instructor pictured in figure 6.15 gives the bowling ball a push as the releases it. Will the her chin be in danger? ed back from its equilibrium (center) b. At what points is the motion of the pendulum after kinetic energy the greatest? Explain At what points is the potential energy the greatest? Q23 For the pendulum in question 22, when the pendulum bob is halfway between the high point and the low point in its swing, is the total energy kinetic energy, potential energy. or boch? Explain 024. Is the total mechanical energy conserved in the motion of a pendolem? Will it keep swinging forever? Explain Q25 A sports car accelerates rapidly from a stop and burns rub ber (See everyday phenomenon bos 6.1.) h. Is energy conserved in this process? Explain QF *Q.X Q14 *035 "Q46 Q37.