9. The car moving with a mass of 1100 kg and a speed of 17.41 m/s puts on the brakes and slows down to a speed of 8.92 m/s. (a) How much work is done on the car? (b) How much work is done on the car if from its speed of 8.92 m/s, the car comes to a stop? Possible answers for (a): (a) OJ (b) - 1.23 x 10³ J Possible answers for (b): (a) OJ (b) - 1.23 × 10³ J (c)-4.38×10 J (d) 1.67 x 10³ J (c)-4.38×10¹J (d) 1.67 x 10³ J
9. The car moving with a mass of 1100 kg and a speed of 17.41 m/s puts on the brakes and slows down to a speed of 8.92 m/s. (a) How much work is done on the car? (b) How much work is done on the car if from its speed of 8.92 m/s, the car comes to a stop? Possible answers for (a): (a) OJ (b) - 1.23 x 10³ J Possible answers for (b): (a) OJ (b) - 1.23 × 10³ J (c)-4.38×10 J (d) 1.67 x 10³ J (c)-4.38×10¹J (d) 1.67 x 10³ J
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
Related questions
Topic Video
Question
![9.
The car moving with a mass of 1100 kg and a speed of 17.41 m/s puts on the brakes and slows down
to a speed of 8.92 m/s. (a) How much work is done on the car? (b) How much work is done on the car if from its
speed of 8.92 m/s, the car comes to a stop?
Possible answers for (a):
(a) OJ
(b) - 1.23 x 10³ J
11.
Possible answers for (b):
(a) OJ
(b) - 1.23 x 10³ J
12.
10.
A boy exerted a 55 N at 33° with respect to the horizontal by pulling her sister in a wagon. (a) How
much work is done if their distance covered is 22 meters? (b) How much distance is covered if the work done is
2000 J and the force exerted is still the same? Assume no friction acts on the wagon.
Possible answers for (a):
(a) - 1014.79 J
(b) - 1210.00 J
Possible answers for (b):
(a) 0 meters
(b) 22.00 meters
Possible answers for (a):
(a) ON
(b) 7686.24 N
(c) - 4.38 x 10¹ J
(d) 1.67 x 105 J
(c) -4.38 x 10¹ J
(d) 1.67 x 10³ J
(a) OJ
(b) 16.31 J
A roller coaster car descends a hill from Point A to Point B for 46 meters at an angle of 31.31° with
respect to the horizontal. The roller coaster car has a mass of 918 kg. Neglect resistive forces. Determine the (a)
net force acting upon the roller coaster car and the (b) the work done on the car by net force.
(Clue: the angle between work and displacement is 0°.)
Possible answers for (b):
(a) OJ
(b) 78.19 J
(c) 1014.79 J
(d) 1210.00 J
(c) 108.40 meters
(d) 92253.76 meters
Possible answers for (b):
(a) OJ
(c) 3.54 x 10³ J
(b) 4.22 x 10² J
(d) 4.14 x 105 J
Jay is pulling a wagon along the sidewalk with a kinetic energy of 11 Joules. Jay then applies a forward
force of 33.10 Newtons for 2.03 meters. (a) How much work (b) What is the new kinetic energy of the wagon?
Possible answers for (a):
(c) 8996.40 N
(d) 42228.00 N
(c) 22.33J
(d) 67.19 J
(c) 6.11 J
(d) 739.12 J](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F4f806c03-3617-4bd9-98f9-d76fe73d7528%2F9b349dfd-cc9f-4a65-97c0-dc9edbd01d34%2F7izo66_processed.jpeg&w=3840&q=75)
Transcribed Image Text:9.
The car moving with a mass of 1100 kg and a speed of 17.41 m/s puts on the brakes and slows down
to a speed of 8.92 m/s. (a) How much work is done on the car? (b) How much work is done on the car if from its
speed of 8.92 m/s, the car comes to a stop?
Possible answers for (a):
(a) OJ
(b) - 1.23 x 10³ J
11.
Possible answers for (b):
(a) OJ
(b) - 1.23 x 10³ J
12.
10.
A boy exerted a 55 N at 33° with respect to the horizontal by pulling her sister in a wagon. (a) How
much work is done if their distance covered is 22 meters? (b) How much distance is covered if the work done is
2000 J and the force exerted is still the same? Assume no friction acts on the wagon.
Possible answers for (a):
(a) - 1014.79 J
(b) - 1210.00 J
Possible answers for (b):
(a) 0 meters
(b) 22.00 meters
Possible answers for (a):
(a) ON
(b) 7686.24 N
(c) - 4.38 x 10¹ J
(d) 1.67 x 105 J
(c) -4.38 x 10¹ J
(d) 1.67 x 10³ J
(a) OJ
(b) 16.31 J
A roller coaster car descends a hill from Point A to Point B for 46 meters at an angle of 31.31° with
respect to the horizontal. The roller coaster car has a mass of 918 kg. Neglect resistive forces. Determine the (a)
net force acting upon the roller coaster car and the (b) the work done on the car by net force.
(Clue: the angle between work and displacement is 0°.)
Possible answers for (b):
(a) OJ
(b) 78.19 J
(c) 1014.79 J
(d) 1210.00 J
(c) 108.40 meters
(d) 92253.76 meters
Possible answers for (b):
(a) OJ
(c) 3.54 x 10³ J
(b) 4.22 x 10² J
(d) 4.14 x 105 J
Jay is pulling a wagon along the sidewalk with a kinetic energy of 11 Joules. Jay then applies a forward
force of 33.10 Newtons for 2.03 meters. (a) How much work (b) What is the new kinetic energy of the wagon?
Possible answers for (a):
(c) 8996.40 N
(d) 42228.00 N
(c) 22.33J
(d) 67.19 J
(c) 6.11 J
(d) 739.12 J
Expert Solution
![](/static/compass_v2/shared-icons/check-mark.png)
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step by step
Solved in 3 steps
![Blurred answer](/static/compass_v2/solution-images/blurred-answer.jpg)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Recommended textbooks for you
![College Physics](https://www.bartleby.com/isbn_cover_images/9781305952300/9781305952300_smallCoverImage.gif)
College Physics
Physics
ISBN:
9781305952300
Author:
Raymond A. Serway, Chris Vuille
Publisher:
Cengage Learning
![University Physics (14th Edition)](https://www.bartleby.com/isbn_cover_images/9780133969290/9780133969290_smallCoverImage.gif)
University Physics (14th Edition)
Physics
ISBN:
9780133969290
Author:
Hugh D. Young, Roger A. Freedman
Publisher:
PEARSON
![Introduction To Quantum Mechanics](https://www.bartleby.com/isbn_cover_images/9781107189638/9781107189638_smallCoverImage.jpg)
Introduction To Quantum Mechanics
Physics
ISBN:
9781107189638
Author:
Griffiths, David J., Schroeter, Darrell F.
Publisher:
Cambridge University Press
![College Physics](https://www.bartleby.com/isbn_cover_images/9781305952300/9781305952300_smallCoverImage.gif)
College Physics
Physics
ISBN:
9781305952300
Author:
Raymond A. Serway, Chris Vuille
Publisher:
Cengage Learning
![University Physics (14th Edition)](https://www.bartleby.com/isbn_cover_images/9780133969290/9780133969290_smallCoverImage.gif)
University Physics (14th Edition)
Physics
ISBN:
9780133969290
Author:
Hugh D. Young, Roger A. Freedman
Publisher:
PEARSON
![Introduction To Quantum Mechanics](https://www.bartleby.com/isbn_cover_images/9781107189638/9781107189638_smallCoverImage.jpg)
Introduction To Quantum Mechanics
Physics
ISBN:
9781107189638
Author:
Griffiths, David J., Schroeter, Darrell F.
Publisher:
Cambridge University Press
![Physics for Scientists and Engineers](https://www.bartleby.com/isbn_cover_images/9781337553278/9781337553278_smallCoverImage.gif)
Physics for Scientists and Engineers
Physics
ISBN:
9781337553278
Author:
Raymond A. Serway, John W. Jewett
Publisher:
Cengage Learning
![Lecture- Tutorials for Introductory Astronomy](https://www.bartleby.com/isbn_cover_images/9780321820464/9780321820464_smallCoverImage.gif)
Lecture- Tutorials for Introductory Astronomy
Physics
ISBN:
9780321820464
Author:
Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina Brissenden
Publisher:
Addison-Wesley
![College Physics: A Strategic Approach (4th Editio…](https://www.bartleby.com/isbn_cover_images/9780134609034/9780134609034_smallCoverImage.gif)
College Physics: A Strategic Approach (4th Editio…
Physics
ISBN:
9780134609034
Author:
Randall D. Knight (Professor Emeritus), Brian Jones, Stuart Field
Publisher:
PEARSON