A 030-Kg Block Rests on a Frictionless Level Surface and Is

question 29

Multiple Choice

A 0.30-kg block rests on a frictionless level surface and is attached to a horizontally aligned spring with a spring constant of 52.0 N/m.The block is initially displaced 3.20 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?

• A)2.36 m/s
• B)0.596 m/s
• C)1.67 m/s
• D)0.421 m/s
• E)2.28 m/s

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Definitions:

Atlas

The first cervical vertebra of the spine, supporting the skull and allowing the head to nod and rotate.

Anterior Part

The front aspect or part of something, often referred to in the context of the body.

Vertebra

A bone in the spine that forms part of the vertebral column.

Vertebral Arch

The posterior part of a vertebra that encircles the spinal canal, composed of pedicles and laminae.