A net force along the x-axis that has x-component F = -12.0 N +(0.300 N/m²)æ² is applied to a 5.00 kg object that is initially at the origin and moving in the -x-direction with a speed of 7.70 m/s. Part A What is the speed of the object when it reaches the point x = 7.70 m? Express your answer with the appropriate units.
A net force along the x-axis that has x-component F = -12.0 N +(0.300 N/m²)æ² is applied to a 5.00 kg object that is initially at the origin and moving in the -x-direction with a speed of 7.70 m/s. Part A What is the speed of the object when it reaches the point x = 7.70 m? Express your answer with the appropriate units.
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8.2
![**Problem Description**
A net force along the \(x\)-axis with an \(x\)-component given by the equation \( F_x = -12.0 \, \text{N} + (0.300 \, \text{N/m}^2)x^2 \) is applied to a 5.00 kg object. This object is initially at the origin and is moving in the \(-x\)-direction with a speed of 7.70 m/s.
**Question (Part A)**
What is the speed of the object when it reaches the point \( x = 7.70 \, \text{m} \)?
**Instructions**
Express your answer with the appropriate units.
**Student Response**
The student entered a velocity \( v = 8.78 \, \text{m/s} \).
**Feedback**
- The answer was marked as incorrect.
- The message indicated: "Incorrect; Try Again; 9 attempts remaining."
**Note**
- Ensure to apply principles of physics, such as work-energy theorem or kinematics equations, to solve for the speed at the specified position.
- Double-check calculations and consider the force's effect over the distance traveled.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff4586ed3-251d-413f-881b-72e0763cbb19%2Faea81f72-fceb-4dee-aac9-4ad1b4cf94d9%2F7ktiz3f_processed.png&w=3840&q=75)
Transcribed Image Text:**Problem Description**
A net force along the \(x\)-axis with an \(x\)-component given by the equation \( F_x = -12.0 \, \text{N} + (0.300 \, \text{N/m}^2)x^2 \) is applied to a 5.00 kg object. This object is initially at the origin and is moving in the \(-x\)-direction with a speed of 7.70 m/s.
**Question (Part A)**
What is the speed of the object when it reaches the point \( x = 7.70 \, \text{m} \)?
**Instructions**
Express your answer with the appropriate units.
**Student Response**
The student entered a velocity \( v = 8.78 \, \text{m/s} \).
**Feedback**
- The answer was marked as incorrect.
- The message indicated: "Incorrect; Try Again; 9 attempts remaining."
**Note**
- Ensure to apply principles of physics, such as work-energy theorem or kinematics equations, to solve for the speed at the specified position.
- Double-check calculations and consider the force's effect over the distance traveled.
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