An 80-Kg Block Is Attached to a Spring with a Constant

question 70

Multiple Choice

An 8.0-kg block is attached to a spring with a constant of 2.0 N/m.If the spring is stretched 3.0 m from its equilibrium position and released from rest,the maximum velocity attained by the mass is

• A)0.75 m/s
• B)1.5 m/s
• C)3.0 m/s
• D)4.2 m/s
• E)15 m/s

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