detailed solution please? total energy of rotating rod
the rod is 10ft long weighing 20lbs. if it revolves through one end at 2rps, find the total energy.
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the rod is 10ft long weighing 20lbs. if it revolves through one end at 2rps, find the total energy.
Use the formula for kinetic
Use the formula for kinetic energy of rotating rod:
KE = energy due to rotation + energy due to translation of center of mass
$KE = \frac{1}{2}I\omega^2 + \frac{1}{2}mv^2$