A wheel is mounted on a stationary axle that lies along the axis. The center of the wheel is at m. It is rotating with a constant angular speed of 32 rad/s. At time 4.45 s a red dot painted on the rim of the wheel is located at m. At time 4.52 s, what is the location of the red dot

Aboxcar traveling at 12 m/s approaches a string of 5 identical boxcars sitting stationary on the track. the moving boxcar collides and links with the stationary cars and they all move off together along the track. what is the final speed of the cars immediately after the collision? (you may take the mass of each boxcar to be 18,537 kg.)

Acup of coffee sits on the dashboard of an automobile. the car goes around a sharp curve. even though you hold the cup still, coffee still splashes out. this can best be explained due to a) density. b) friction. c) gravity. d) inertia.

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