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Unformatted text preview: ats upright in calm sea water, having density . A passing shark
tugs on the slack rope mooring the buoy to a lobster trap,
pulling the buoy down a distance x from its equilibrium
position and releasing it. Show that the buoy will execute
simple harmonic motion if the resistive effects of the (14) with a force constant of 50.0 N/m. At time t 0 the
pension, but you can model it as a single spring supp
particle has its maximum speed of 20.0 m/s and is moving
a block. You can estimate the force constant by th
to the left. (a) Determine the particle’s equation of
about how far the spring compresses when a big bik
motion, specifying its position as a function of time.
down on the seat. A motorcyclist traveling at hi
(b) Where in the motion is the potential energy three
speed must be particularly careful of washboard b
times the kinetic energy? (c) Find the length of a simple
that are a certain distance apart. What is the order o
pendulum his is the same period.as d) Find twouldinimum a single spring, except the spring constant has
T with exactly the same ( what we he m ﬁnd for
nitude of th...
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 Fall '08
 StanJones
 Physics, Work

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