Part A What is the angular momentum of a 3.0-kg uniform cylindrical grinding wheel of radius 25 cm when rotating at 1400 rpm? Express your answer using three significant figures and include the appropriate units. L= Submit Part B |T|= Value Submit μA Request Answer How much torque is required to stop it in 5.0 s? Express your answer using three significant figures and include the appropriate units.. Provide Feedback μA Value Units Request Answer ? Units Review | Constants ? Next >

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**Educational Transcription for Rotational Motion**

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**Part A**

**Problem Statement:**

What is the angular momentum of a 3.0 kg uniform cylindrical grinding wheel of radius 25 cm when rotating at 1400 rpm?

**Instructions:**

- Express your answer using three significant figures and include the appropriate units.

**Input Box:**

- Formula for Angular Momentum (L):  
  \[ L = \text{Value} \, \text{Units} \]

- Options for entering response: Input box with tools for units and symbols.

**Action:**

- Submit
- Request Answer

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**Part B**

**Problem Statement:**

How much torque is required to stop it in 5.0 s?

**Instructions:**

- Express your answer using three significant figures and include the appropriate units.

**Input Box:**

- Formula for Torque (\(|\tau|\)):  
  \[ |\tau| = \text{Value} \, \text{Units} \]

- Options for entering response: Input box with tools for units and symbols.

**Action:**

- Submit
- Request Answer

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**Additional Information:**

- At the bottom of the page: Provide Feedback option
- This educational content is provided by Pearson.

_Note: The problem refers to concepts involving moment of inertia and angular deceleration in rotational motion. To solve Part A, use the formula for angular momentum \( L = I \omega \), where \( I \) is the moment of inertia for a cylinder and \( \omega \) is the angular velocity in radians per second. For Part B, apply the concept of torque relating to angular deceleration over a given time period._

_Next_ button for navigation to further content or parts of the exercise.
Transcribed Image Text:**Educational Transcription for Rotational Motion** --- **Part A** **Problem Statement:** What is the angular momentum of a 3.0 kg uniform cylindrical grinding wheel of radius 25 cm when rotating at 1400 rpm? **Instructions:** - Express your answer using three significant figures and include the appropriate units. **Input Box:** - Formula for Angular Momentum (L): \[ L = \text{Value} \, \text{Units} \] - Options for entering response: Input box with tools for units and symbols. **Action:** - Submit - Request Answer --- **Part B** **Problem Statement:** How much torque is required to stop it in 5.0 s? **Instructions:** - Express your answer using three significant figures and include the appropriate units. **Input Box:** - Formula for Torque (\(|\tau|\)): \[ |\tau| = \text{Value} \, \text{Units} \] - Options for entering response: Input box with tools for units and symbols. **Action:** - Submit - Request Answer --- **Additional Information:** - At the bottom of the page: Provide Feedback option - This educational content is provided by Pearson. _Note: The problem refers to concepts involving moment of inertia and angular deceleration in rotational motion. To solve Part A, use the formula for angular momentum \( L = I \omega \), where \( I \) is the moment of inertia for a cylinder and \( \omega \) is the angular velocity in radians per second. For Part B, apply the concept of torque relating to angular deceleration over a given time period._ _Next_ button for navigation to further content or parts of the exercise.
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