A 040-Kg Object,attached to a Spring with Spring Constant K =

question 37

Multiple Choice

A 0.40-kg object,attached to a spring with spring constant k = 10 N/m,is moving on a horizontal,frictionless surface in simple harmonic motion of amplitude of 0.080 m.What is its speed at the instant when its displacement is 0.040 m? (Hint: Use conservation of energy. )

• A) 17 m/s
• B) 35 cm/s
• C) 3.5 cm/s
• D) 6.9 cm/s

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