On a banked race track, the smallest circular path on which cars can move hasa radius of 111 m,while the largest has a radius of 150m, as the drawing illustrates. The height of the outer wall is 15.1m. Find (a) the smallest and (b) the largest speedat which cars can move on this track without relying on friction.My answers were 4.49 m/s for a, which was wrong, and 3.86 m/s for b, which was also wrong.
On a banked race track, the smallest circular path on which
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