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Physics, 26.07.2019 05:20 lexib4

Which of these physical settings makes sense for an object moving along the x-axis? its position at any time is given by x(t) = 3cos(π t) + 2
a. a skydiver falling from a plane, before she opens her parachute.
b. the shadow cast by a rock that's stuck on the edge of a spinning wheel.
c. a car driving from san diego to los angeles.
d. an ant walking at a steady pace from the tip of a propeller toward the hub.
e. none of these settings.

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