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A 1450-kg sports car (including the driver) crosses the rounded top of a hill (radius = 88.0 m) at 20.0 m/s.
- Determine the normal force exerted by the road on the car.
- Determine the normal force exerted by the car on the 74.0-kg driver.
- Determine the car speed at which the normal force on the driver equals zero.
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All of these answers were graded as incorrect... None of them are answering what I was asking either
Given: A 1450-kg sports car (including the driver) crosses the rounded top of a hill (radius = 88.0 m ) at 20.0 m/s.
1.) Determine the normal force exerted by the road on the car. (3 sig figs)
2.) Determine the normal force exerted by the car on the 74.0-kg driver. where 1450 is weight of the sports car including the driver. (3 sig figs)
(Incorrect: 14500, -14500)
3.) Determine the car speed at which the normal force on the driver equals zero. (3 sig figs)
(Incorrect answers: 14.2 m/s
All of these answers were graded as incorrect... None of them are answering what I was asking either
Given: A 1450-kg sports car (including the driver) crosses the rounded top of a hill (radius = 88.0 m ) at 20.0 m/s.
1.) Determine the normal force exerted by the road on the car. (3 sig figs)
2.) Determine the normal force exerted by the car on the 74.0-kg driver. where 1450 is weight of the sports car including the driver. (3 sig figs)
(Incorrect: 14500, -14500)
3.) Determine the car speed at which the normal force on the driver equals zero. (3 sig figs)
(Incorrect answers: 14.2 m/s
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