Identify components of pendulum displacement
A 20 g rifle bullet traveling 225 m/s buries itself in a 3.6 kg pendulum hanging on a 2.8 m long string, which makes the pendulum swing upward in an arc. Determine the vertical and horizontal components of the pendulum's displacement.
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The position of a simple harmonic oscillator is given by x(t)=(0.5m)cos((pi/3)t) where t is in seconds. What is the maximum velocity of this oscillator?
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