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A particular race car can cover a quarter-mile track (402
Chapter 19, Problem 11P(choose chapter or problem)
Problem 11P
A particular race car can cover a quarter-mile track (402 m) in 6.40 s starting from a standstill. Assuming the acceleration is constant, how many “g’s” does the driver experience? If the combined mass of the driver and race car is 485 kg, what horizontal force must the road exert on the tires?
Questions & Answers
QUESTION:
Problem 11P
A particular race car can cover a quarter-mile track (402 m) in 6.40 s starting from a standstill. Assuming the acceleration is constant, how many “g’s” does the driver experience? If the combined mass of the driver and race car is 485 kg, what horizontal force must the road exert on the tires?
ANSWER:
Solution: Step 1 of 1 Static friction Normal force Kinetic friction Tension Thrust Weight Kinetic friction is present because the skier and the slope are moving relative to each other, and the friction is non-negligible. There is