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(II) A 975-kg sports car (including driver) crosses the
Chapter 5, Problem 19P(choose chapter or problem)
(II) A 975-kg sports car (including driver) crosses the rounded top of a hill (radius = 88.0 m) at 18.0 m/s. Determine (a) the normal force exerted by the road on the car, (b) the normal force exerted by the car on the 62.0-kg driver, and (c) the car speed at which the normal force on the driver equals zero.
Questions & Answers
QUESTION: Problem 19P
(II) A 975-kg sports car (including driver) crosses the rounded top of a hill (radius = 88.0 m) at 18.0 m/s. Determine (a) the normal force exerted by the road on the car, (b) the normal force exerted by the car on the 62.0-kg driver, and (c) the car speed at which the normal force on the driver equals zero.
ANSWER:
Step 1 of 3
The normal force exerted by the road on the car can be calculated as,
For , , and .
Thus, the normal force exerted by the road on the car is .