In Many Cartoons The Lift Ramps In Roller Coasters Reach Into Space Suppose A 20

1.In many cartoons, the lift ramps in roller coasters reach into space. Suppose a 200kg roller coaster car starts at an altitude of 70 km. The roller coaster track consists of a single drop, and a horizontal section at sea level (0 km altitude). Assuming no friction or air resistance, and g = 9.81 m/s2 throughout the entire track, what is the car’s speed on the horizontal section?For reference, the top speed of the SR-71 spyplane is 980 m/s.

In many cartoons, the lift ramps in roller coasters reach into space. Suppose a 200kg roller coaster carstarts at an altitude of 70 km. The roller coaster track consists of a single drop, and a…

 

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