A 1.3kg bike wheel, is spinning 190rpm clockwise when a student applies a frictional force as shown. The moment of inertia of any ring (such as the bike tire, 10cm neglecting the spokes) is I = mr2. Answer all questions realtive to the center of the wheel. What is the initial angular speed (in selectable units)? rad/s v How much torque does the friction cause? Nm v What is the moment of inertia? kg m2 v What is the angular acceleration? 1625 rad/s? v How long will the wheel take to stop spinning? How far will the wheel rotate before stopping? 2.4N rad revolutions
A 1.3kg bike wheel, is spinning 190rpm clockwise when a student applies a frictional force as shown. The moment of inertia of any ring (such as the bike tire, 10cm neglecting the spokes) is I = mr2. Answer all questions realtive to the center of the wheel. What is the initial angular speed (in selectable units)? rad/s v How much torque does the friction cause? Nm v What is the moment of inertia? kg m2 v What is the angular acceleration? 1625 rad/s? v How long will the wheel take to stop spinning? How far will the wheel rotate before stopping? 2.4N rad revolutions
College Physics
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Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
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Refer to the picture below.
![**Physics Experiment: Friction Applied to a Spinning Bike Wheel**
A 1.3 kg bike wheel is spinning at 190 rpm clockwise when a student applies a frictional force as shown in the diagram. The moment of inertia for any ring (such as a bike tire, neglecting the spokes) is given by \( I = mr^2 \).
*Answer all questions relative to the center of the wheel.*
### Questions and Input Fields:
1. **Initial Angular Speed (in selectable units):**
- **Input Field**: [ ] rad/s
2. **Torque Caused by Friction:**
- **Input Field**: [ ] N·m
3. **Moment of Inertia:**
- **Input Field**: [ ] kg·m²
4. **Angular Acceleration:**
- **Pre-Filled Input Field**: 1625 rad/s²
5. **Time for Wheel to Stop Spinning:**
- **Input Field**: [ ] s
6. **Rotation Distance Before Stopping:**
- **Input Field**: [ ] rad
- **Input Field**: [ ] revolutions
### Diagram Explanation:
- **Diagram**: On the right side of the text, there is an overhead view of a bike wheel.
- **Visualization**:
- The wheel's outer rim is marked in green.
- Radial lines extend from the center to the circumference, indicating the spokes (though we neglect them in calculations).
- An arrow labeled "2.4 N" points tangentially to the wheel’s perimeter, indicating the direction of the applied frictional force.
- The diameter of the wheel is labeled with a measurement of 10 cm on the top.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F40d81c3d-217c-474a-b6c2-74f4c4a8c8c0%2Fe32c8bdf-90cc-4f36-a3ef-e82ea51052c1%2Fhe4xy7t_processed.png&w=3840&q=75)
Transcribed Image Text:**Physics Experiment: Friction Applied to a Spinning Bike Wheel**
A 1.3 kg bike wheel is spinning at 190 rpm clockwise when a student applies a frictional force as shown in the diagram. The moment of inertia for any ring (such as a bike tire, neglecting the spokes) is given by \( I = mr^2 \).
*Answer all questions relative to the center of the wheel.*
### Questions and Input Fields:
1. **Initial Angular Speed (in selectable units):**
- **Input Field**: [ ] rad/s
2. **Torque Caused by Friction:**
- **Input Field**: [ ] N·m
3. **Moment of Inertia:**
- **Input Field**: [ ] kg·m²
4. **Angular Acceleration:**
- **Pre-Filled Input Field**: 1625 rad/s²
5. **Time for Wheel to Stop Spinning:**
- **Input Field**: [ ] s
6. **Rotation Distance Before Stopping:**
- **Input Field**: [ ] rad
- **Input Field**: [ ] revolutions
### Diagram Explanation:
- **Diagram**: On the right side of the text, there is an overhead view of a bike wheel.
- **Visualization**:
- The wheel's outer rim is marked in green.
- Radial lines extend from the center to the circumference, indicating the spokes (though we neglect them in calculations).
- An arrow labeled "2.4 N" points tangentially to the wheel’s perimeter, indicating the direction of the applied frictional force.
- The diameter of the wheel is labeled with a measurement of 10 cm on the top.
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