Starting with an initial speed of 5.00 m/s at a height of 0.357 m, a 2.82-kg ball swings downward and strikes a 4.70-kg ball that is at rest, as the drawing shows. (a) Using the principle of conservation of mechanical energy, find the speed of the 2.82-kg ball just before impact. (b) Assuming that the collision is elastic, find the velocity (magnitude and direction) of the 2.82-kg ball just after the collision. (c) Assuming that the collision is elastic, find the velocity (magnitude and direction) of the 4.70-kg ball just after the collision. (d) How high does the 2.82-kg ball swing after the collision, ignoring air resistance? (e) How high does the 4.70-kg ball swing after the collision, ignoring air resistance? (a) Number i (b) Number (c) Number i P Units Units Units < > >
Starting with an initial speed of 5.00 m/s at a height of 0.357 m, a 2.82-kg ball swings downward and strikes a 4.70-kg ball that is at rest, as the drawing shows. (a) Using the principle of conservation of mechanical energy, find the speed of the 2.82-kg ball just before impact. (b) Assuming that the collision is elastic, find the velocity (magnitude and direction) of the 2.82-kg ball just after the collision. (c) Assuming that the collision is elastic, find the velocity (magnitude and direction) of the 4.70-kg ball just after the collision. (d) How high does the 2.82-kg ball swing after the collision, ignoring air resistance? (e) How high does the 4.70-kg ball swing after the collision, ignoring air resistance? (a) Number i (b) Number (c) Number i P Units Units Units < > >
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)...
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![### Physics Problem: Conservation of Energy and Elastic Collision
Starting with an initial speed of 5.00 m/s at a height of 0.357 m, a 2.82-kg ball swings downward and strikes a 4.70-kg ball that is at rest, as shown in the diagram.
#### Diagram Description:
- The diagram shows a 2.82-kg ball on a swing hitting a 4.70-kg stationary ball.
- The swing path is represented as an arc connected to a pivot point above.
#### Questions:
**(a)** Using the principle of conservation of mechanical energy, find the speed of the 2.82-kg ball just before impact.
- **Number**: [Input Field] **Units**: [Dropdown for units]
**(b)** Assuming that the collision is elastic, find the velocity (magnitude and direction) of the 2.82-kg ball just after the collision.
- **Number**: [Input Field] **Units**: [Dropdown for units]
**(c)** Assuming that the collision is elastic, find the velocity (magnitude and direction) of the 4.70-kg ball just after the collision.
- **Number**: [Input Field] **Units**: [Dropdown for units]
**(d)** How high does the 2.82-kg ball swing after the collision, ignoring air resistance?
- **Number**: [Input Field] **Units**: [Dropdown for units]
**(e)** How high does the 4.70-kg ball swing after the collision, ignoring air resistance?
- **Number**: [Input Field] **Units**: [Dropdown for units]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd261088c-f753-45e4-ae14-7adbaf3c257c%2Fcc216acb-c4c7-4273-bab7-a0a7ce8ac02b%2Faxbtlwf_processed.jpeg&w=3840&q=75)
Transcribed Image Text:### Physics Problem: Conservation of Energy and Elastic Collision
Starting with an initial speed of 5.00 m/s at a height of 0.357 m, a 2.82-kg ball swings downward and strikes a 4.70-kg ball that is at rest, as shown in the diagram.
#### Diagram Description:
- The diagram shows a 2.82-kg ball on a swing hitting a 4.70-kg stationary ball.
- The swing path is represented as an arc connected to a pivot point above.
#### Questions:
**(a)** Using the principle of conservation of mechanical energy, find the speed of the 2.82-kg ball just before impact.
- **Number**: [Input Field] **Units**: [Dropdown for units]
**(b)** Assuming that the collision is elastic, find the velocity (magnitude and direction) of the 2.82-kg ball just after the collision.
- **Number**: [Input Field] **Units**: [Dropdown for units]
**(c)** Assuming that the collision is elastic, find the velocity (magnitude and direction) of the 4.70-kg ball just after the collision.
- **Number**: [Input Field] **Units**: [Dropdown for units]
**(d)** How high does the 2.82-kg ball swing after the collision, ignoring air resistance?
- **Number**: [Input Field] **Units**: [Dropdown for units]
**(e)** How high does the 4.70-kg ball swing after the collision, ignoring air resistance?
- **Number**: [Input Field] **Units**: [Dropdown for units]
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I'm struggling with this practice problem. It's saying b,d,and e are wrong.
Transcribed Image Text:Starting with an initial speed of 5.00 m/s at a height of 0.357 m, a 2.82-kg ball swings downward and strikes a 4.70-kg ball that is at
rest, as the drawing shows. (a) Using the principle of conservation of mechanical energy, find the speed of the 2.82-kg ball just before
impact. (b) Assuming that the collision is elastic, find the velocity (magnitude and direction) of the 2.82-kg ball just after the collision.
(c) Assuming that the collision is elastic, find the velocity (magnitude and direction) of the 4.70-kg ball just after the collision. (d) How
high does the 2.82-kg ball swing after the collision, ignoring air resistance? (e) How high does the 4.70-kg ball swing after the collision,
ignoring air resistance?
(a) Number 5.66
(b) Number i 1.66
(c) Number 4.00
(d) Number i 0.140
(e) Number i 0.814
Units m/s
Units m/s
Units m/s
Units m
Units m
Solution
by Bartleby ExpertFollow-up Question
Thank you for your help
Transcribed Image Text:(d) Number
(e) Number
i
IN
i
Units
Units
Solution
by Bartleby ExpertKnowledge Booster
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