A pen contains a spring with a spring constant of 250 N/m. When the tip of the pen is in its...

Question:

A pen contains a spring with a spring constant of 250 N/m. When the tip of the pen is in its retracted position, the spring is compressed 5.0 mm from its unstrained length. In order to push the tip out and lock it into its writing position,the spring must be compressed an additional 6.0 mm. How much work is done by the spring force to ready the pen for writing?

Compressing A Spring:

We know that to compress a spring we need to do some work on the spring, that work stored in that spring as potential energy. This problem is based on that energy.

Answer and Explanation:

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If a spring has spring constant {eq}K {/eq} and it compressed from a position {eq}x_1 {/eq} to {eq}x_2 {/eq} then the work done on the spring is...

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Practice Applying Spring Constant Formulas

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Chapter 17 / Lesson 11
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In this lesson, you'll have the chance to practice using the spring constant formula. The lesson includes four problems of medium difficulty involving a variety of real-life applications.


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