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November 23, 2014

Homework Help: general physics

Posted by ODU on Monday, July 22, 2013 at 5:54pm.

A semi-trailer is coasting downhill along a mountain highway when its brakes fail. The driver pulls onto a runaway truck ramp that is inclined at an angle of 13.0 above the horizontal. The semi-trailer coasts to a stop after traveling 190 m along the ramp. What was the truck's initial speed? Neglect air resistance and friction.

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