A small block with a mass of 0.0500 kg is moving in xy-plane. The net force on the block is described by the potential-energy function U(x,y) = (7.00 J/m²) x² - (3.50 J/m³) y3. What are the magnitude and direction of the acceleration of the block when it is at the point (x = 0.400 m, y = 0.800 m)?

Physics for Scientists and Engineers: Foundations and Connections
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ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Katz, Debora M.
Chapter9: Energy In Nonisolated Systems
Section: Chapter Questions
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A small block with a mass of 0.0500 kg is moving in xy-plane. The net force on the block is described by the potential-energy function U(x,y) = (7.00 J/m²) x² – (3.50
J/m³) y³. What are the magnitude and direction of the acceleration of the block when it is at the point (x = 0.400 m, y = 0.800 m)?
Transcribed Image Text:A small block with a mass of 0.0500 kg is moving in xy-plane. The net force on the block is described by the potential-energy function U(x,y) = (7.00 J/m²) x² – (3.50 J/m³) y³. What are the magnitude and direction of the acceleration of the block when it is at the point (x = 0.400 m, y = 0.800 m)?
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