2005年3月8日 · A roller coaster car crosses the top of a circular loop-the-loop at twice the critical speed. What is the ratio of the car's apparent weight to its true weight? from my notes i have …

2010年12月13日 · "A roller coaster car does a loop-the-loop. When it is upside down at the very top, which of the following is true?" The normal force and the weight are in opposite directions. …

2010年11月10日 · Homework Statement A mass of 100kg is h meters high on a track that extends into a loop that has a radius of 20m. Assume track is frictionless. I need to find …

2004年1月17日 · Hey guys I have an assignment and I need to design a roller coaster with banked corners, a loop, and a hill. Anyway I'm having trouble finding a radius for my loop the …

2014年8月17日 · A roller coaster of mass m starts on a inclined plane at a certain height, and then enters a circular loop, with radius r. At what height, h on the plane, must the trolley start in …

2008年9月28日 · Show that a roller coaster with a circular vertical loop. The difference in your apparent weight at the top of the circular loop and the bottom of the circular loop is 6 g's-that …

2015年7月22日 · What is the minimum height h of a slope that must be constructed in order for a rider in the cart with a combined mass m = 80.0 kg to complete the loop with a radius r = 10.0 …

2015年10月10日 · A roller coaster is designed with a clothoid loop that has a radius of 12 m at the top. For comfort, the apparent weight of a rider at the top of the loop must be 0.400 normal …

2011年10月17日 · The normal force equals the magnitude of the gravitational force as a roller coaster car crosses the top of a 46m--diameter loop-the-loop. Homework Equations What is …

2012年10月10日 · Homework Statement The Gravitron single-car roller coaster consists of a single loop-the-loop. The car is initially pushed, giving it just the right mechanical energy so the …