A 0400-Kg Object Is Attached to a Spring with Spring Constant

question 34

Multiple Choice

A 0.400-kg object is attached to a spring with spring constant k = 10.0 N/m and moves with simple harmonic motion over a horizontal frictionless surface.At the instant that it is displaced from equilibrium by −0.0550 m,what is its acceleration?

• A)2 200 m/s²
• B)−220 m/s²
• C)0.220 m/s²
• D)1.38 m/s²
• E)0.550 m/s²

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