An Object Is Moving with Simple Harmonic Motion

question 21

Multiple Choice

An object is moving with simple harmonic motion. When the object is displaced 4 cm from its equilibrium point, its acceleration is 20 cm/s². Calculate the period T.

• A) 0.45 s
• B) 0.36 s
• C) 2.2 s
• D) 2.8 s
• E) 5.0 s

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Definitions:

Acetic Acid

A weak organic acid with the formula CH3COOH, known for being the main component of vinegar.

Propanenitrile

An organic compound with the formula CH3CH2CN, also known as ethyl cyanide, a colorless liquid used as a solvent and in organic synthesis.

Boiling Point

The temperature at which a liquid's vapor pressure equals the external pressure surrounding the liquid, causing it to turn into a vapor.

Propanamide

An organic compound consisting of a propyl chain attached to a nitrogen atom of an amide group.