...above the bottom of.....? A 1790 kg roller coaster car starts from rest at a height H = 25.0 m (see figure) above the bottom of a 15.0 m diameter loop. If friction is negligible, determine the downward force of the rails on the car when the upside-down car is at the top of the loop in kN
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10-21-2009, 10:15 AM #1
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A 1790 kg roller coaster car starts from rest at a height H = 25.0 m (see figure)...
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