A pendulum of unknown mass is suspended from a platform and swings as shown in the animation (assume negligible loss of energy due to air resistance; position is shown in meters and time is in seconds).
Use conservation of energy to determine the speed of the pendulum bob when it is at its lowest
See Giancoli-PA: 6-5, Giancoli-SE: 8-1.
Physlet problem authored by Aaron Titus.
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