A simple pendulum has a length L and mass m. At its highest point; the pendulum mass is 0.25 L above the lowest point: What is the speed of the mass when it is at its lowest point? Express your answer in terms of m, Land g f
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The potential energy is given by: U = mgh where m is the mass of the pendulum, g is the acceleration due to gravity, and h is the height of the pendulum above its lowest point. In this case, h = 0.25L, so we have: U = mgh = mg(0.25L) Show more…
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A simple pendulum has a length $L$ and a mass $m$. At its highest point, the pendulum mass is $0.25 L$ above its lowest point (Fig. $\mathrm{P} 11.42$ ). What is the speed of the mass when it is at its lowest point? Express your answer in terms of $m, L,$ and $g .$
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