A 3-Kg Block, Attached to a Spring, Executes Simple Harmonic

question 49

Multiple Choice

A 3-kg block, attached to a spring, executes simple harmonic motion according to x = 2cos(50t) where x is in meters and t is in seconds.The spring constant of the spring is:

• A)1 N/m
• B)100 N/m
• C)150 N/m
• D)7500 N/m
• E)none of these

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