A player bounces a 0.42-kg soccer ball off her head, changing the velocity of the ball from vi (8.2 m/s )âu + ( -2.3 m/s )âŷ to vf = (5.0 m/s )â + (3.6 m/s )ŷ. %3D
A player bounces a 0.42-kg soccer ball off her head, changing the velocity of the ball from vi (8.2 m/s )âu + ( -2.3 m/s )âŷ to vf = (5.0 m/s )â + (3.6 m/s )ŷ. %3D
Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter8: Momentum And Collisions
Section: Chapter Questions
Problem 31P
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Topic Video
Question
22 4a
![**Part A**
If the ball is in contact with the player's head for 6.7 ms, what is the direction of the impulse delivered to the ball?
\[
\theta = \quad \text{° from the } +x\text{-axis}
\]
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Transcribed Image Text:**Part A**
If the ball is in contact with the player's head for 6.7 ms, what is the direction of the impulse delivered to the ball?
\[
\theta = \quad \text{° from the } +x\text{-axis}
\]
*Input area with mathematical symbols available for entry.*
Buttons include:
- Symbol palette for complex expressions.
- Undo, redo, and reset options.
- Keyboard input option.
Options:
- **Submit** button for answer submission.
- **Request Answer** link for solution assistance.

Transcribed Image Text:A player bounces a 0.42-kg soccer ball off her head, changing the velocity of the ball from \(\vec{v}_i = (8.2 \, \text{m/s}) \hat{i} + (-2.3 \, \text{m/s}) \hat{j}\) to \(\vec{v}_f = (5.0 \, \text{m/s}) \hat{i} + (3.6 \, \text{m/s}) \hat{j}\).
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