A 020-Kg Object Is Attached to a Spring with Spring Constant

question 78

Multiple Choice

A 0.20-kg object is attached to a spring with spring constant k = 10 N/m and moves with simple harmonic motion over a horizontal frictionless surface.At the instant that it is displaced from equilibrium by -0.050 m,what is its acceleration?

• A)1 000 m/s²
• B)-40 m/s²
• C)0.1 m/s²
• D)2.5 m/s²

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Definitions:

Equation

A mathematical statement that asserts the equality of two expressions.

Equation

A formula expressing one mathematical quantity in terms of others, indicating equality under certain conditions.

Equation

An equation is a mathematical statement that asserts the equality of two expressions, typically containing one or more variables.

Center

In geometry, the central point of a circle or sphere, equidistant from all points on the perimeter or surface; in other contexts, it refers to a focal point or main area of activity.