A light spring having a force constant of 125 N/m is used to pull a 6.75 kg sled on a horizontal frictionless ice rink. The sled has an acceleration of 1.90 m/s². Part A By how much does the spring stretch if it pulls on the sled horizontally? Express your answer with the appropriate units.

Physics for Scientists and Engineers
10th Edition
ISBN:9781337553278
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter7: Energy Of A System
Section: Chapter Questions
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**Problem Description:**

A light spring having a force constant of 125 N/m is used to pull a 6.75 kg sled on a horizontal frictionless ice rink. The sled has an acceleration of 1.90 m/s².

**Part A:**

*Question:*

By how much does the spring stretch if it pulls on the sled horizontally?

*Instructions:*

Express your answer with the appropriate units.

*Answer Input Section:*

- Input field labeled "Δx" for entering the value and units of the spring stretch.

- Buttons for formatting options, including unit selection.

- "Submit" button to enter the answer.

- Option to "Request Answer" for assistance.

**Part B:**

(Part B is not fully visible in this image).
Transcribed Image Text:**Problem Description:** A light spring having a force constant of 125 N/m is used to pull a 6.75 kg sled on a horizontal frictionless ice rink. The sled has an acceleration of 1.90 m/s². **Part A:** *Question:* By how much does the spring stretch if it pulls on the sled horizontally? *Instructions:* Express your answer with the appropriate units. *Answer Input Section:* - Input field labeled "Δx" for entering the value and units of the spring stretch. - Buttons for formatting options, including unit selection. - "Submit" button to enter the answer. - Option to "Request Answer" for assistance. **Part B:** (Part B is not fully visible in this image).
### Part B

**Problem Statement:**

By how much does the spring stretch if it pulls on the sled at 37.0° above the horizontal?

**Instructions:**

Express your answer with the appropriate units.

**Input Fields:**

- Δx = 
  - [Value]
  - [Units]

**Buttons:**

- **Submit**: Used to submit your answer.
- **Request Answer**: Used to request a solution.

**Interface Icons Explanation:**

- **Icons for input formatting and undo/redo:** Allow changes to the text input style and corrections to the previous actions if necessary.

This exercise requires calculating the stretch of a spring given an angle, emphasizing the need to express the answer accurately with correct units.
Transcribed Image Text:### Part B **Problem Statement:** By how much does the spring stretch if it pulls on the sled at 37.0° above the horizontal? **Instructions:** Express your answer with the appropriate units. **Input Fields:** - Δx = - [Value] - [Units] **Buttons:** - **Submit**: Used to submit your answer. - **Request Answer**: Used to request a solution. **Interface Icons Explanation:** - **Icons for input formatting and undo/redo:** Allow changes to the text input style and corrections to the previous actions if necessary. This exercise requires calculating the stretch of a spring given an angle, emphasizing the need to express the answer accurately with correct units.
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