The Potential Energy of a 0

question 21

Multiple Choice

The potential energy of a 0.20-kg particle moving along the x axis is given by U(x) =(8.0J/m²) x² + (2.0J/m⁴) x^4.
When the particle is at x = 1.0 m its magnituede of its acceleration is:

• A) 0
• B) -8 m/s²
• C) 8 m/s²
• D) -40 m/s²
• E) 40 m/s²

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