004 10.0 points Pat builds a track for his model car out of wood. The track...
Pat builds a track for his model car out of wood. The track is 19.00 cm wide, 4.00 m long, and 1.78 m high, and is solid. The runway is cut such that it forms a parabola by the equation y = (x - 4)^2 / 9. Locate the horizontal coordinate of the center of gravity of this track.
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CONCEPTUAL QUESTIONS: (Total Points 10, 1 points each question) 1- A plate is supported by a bal-and-socket joint at A, a roller joint at B, and a cable at C. How many unknown support reactions are there in this problem? 300 N 400 N i m A) Four forces and two moments B) Six forces C) Five forces D) Four forces and one...