A 034-Kg Block Rests on a Frictionless Level Surface and Is

question 12

Multiple Choice

A 0.34-kg block rests on a frictionless level surface and is attached to a horizontally aligned spring with a spring constant of 55 N/m.The block is initially displaced 4.1 cm from the equilibrium point and then released to set up a simple harmonic motion.What is the speed of the block when it passes through the equilibrium point?
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• A) 2.58 m/s
• B) 0.74 m/s
• C) 1.82 m/s
• D) 0.52 m/s
• E) ​2.35 m/s

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