A 050-Kg Block Attached to an Ideal Spring with a Spring

question 50

Multiple Choice

A 0.50-kg block attached to an ideal spring with a spring constant of 80 N/m oscillates on a horizontal frictionless surface.The total mechanical energy is 0.12 J.The greatest extension of the spring from its equilibrium length is:

• A)1.5 *10^-3 m
• B)3.0*10^-3 m
• C)0.039 m
• D)0.055 m
• E)18 m

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