3 The roller coaster shown below starts from rest at point A. a. Calculate the speed at points B, C, and D. D 10.0 m 30.0 m 6.0 m 5.0 m 3.0 m b. Determine the constant acceleration that is required so that the coaster stops at point E. c. If friction is the only force acting to slow the coaster down, calculate the coefficient of friction required to stop the coaster at point E.
3 The roller coaster shown below starts from rest at point A. a. Calculate the speed at points B, C, and D. D 10.0 m 30.0 m 6.0 m 5.0 m 3.0 m b. Determine the constant acceleration that is required so that the coaster stops at point E. c. If friction is the only force acting to slow the coaster down, calculate the coefficient of friction required to stop the coaster at point E.
Chapter1: The Study Of Motion
Section: Chapter Questions
Problem 29P: . The roller coaster in Figure 1.39 starts at the top of a straight track that is inclined 30° with...
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![ANSWERS
1 a. they are all the same; b. car, c. they are all the same; d. car, e. car, f. they are all the
same; g. car
2 a. 37.0kJ; b. 74.1kJ; c. 39.4m;
3 a. VB =
11.7m/s, vc = 8.85m/s, vD =
9.90m/s; b. 1.63m/s²-; c. 0.167;
4 a. 4.85m/s; b. 3.83m/s; c. 26.1cm;
5 a. 12.2J; b. 5.75J ; c. 2.46m/s; d. 2.13i + 1.23j m/s; e. 7.74cm;](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff7581017-9b23-4a56-b95a-c2624291309c%2F6c7b3562-68ac-4822-bbcc-554db902cd66%2Fnlo7c9_processed.jpeg&w=3840&q=75)
Transcribed Image Text:ANSWERS
1 a. they are all the same; b. car, c. they are all the same; d. car, e. car, f. they are all the
same; g. car
2 a. 37.0kJ; b. 74.1kJ; c. 39.4m;
3 a. VB =
11.7m/s, vc = 8.85m/s, vD =
9.90m/s; b. 1.63m/s²-; c. 0.167;
4 a. 4.85m/s; b. 3.83m/s; c. 26.1cm;
5 a. 12.2J; b. 5.75J ; c. 2.46m/s; d. 2.13i + 1.23j m/s; e. 7.74cm;
![3 The roller coaster shown below starts from rest at point A.
a. Calculate the speed at points B, C, and D.
D
10.0 m
B
30.0 m
6,0 m
5.0 m
3.0 m
b. Determine the constant acceleration that is required so that the coaster stops at point
E.
c. If friction is the only force acting to slow the coaster down, calculate the coefficient of
friction required to stop the coaster at point E.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff7581017-9b23-4a56-b95a-c2624291309c%2F6c7b3562-68ac-4822-bbcc-554db902cd66%2Fqiceyeg_processed.jpeg&w=3840&q=75)
Transcribed Image Text:3 The roller coaster shown below starts from rest at point A.
a. Calculate the speed at points B, C, and D.
D
10.0 m
B
30.0 m
6,0 m
5.0 m
3.0 m
b. Determine the constant acceleration that is required so that the coaster stops at point
E.
c. If friction is the only force acting to slow the coaster down, calculate the coefficient of
friction required to stop the coaster at point E.
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