A Roller Coaster, Loaded with Passengers, Has a Mass of 3000

question 8

Multiple Choice

A roller coaster, loaded with passengers, has a mass of 3000 kg; the radius of curvature of the track at the bottom point of the dip is 24 m. If the vehicle has a speed of 18 m/s at this point, what force is exerted on the vehicle by the track? (g = 9.8 m/s²)

• A) 2.3 * 10⁴ N
• B) 4.7 * 10⁴ N
• C) 7.0 * 10⁴ N
• D) 1.0 * 10⁴ N

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