Stretched 3 meters beyond its natural length, a certain spring exerts a restoring force of...

Question:

Stretched 3 meters beyond its natural length, a certain spring exerts a restoring force of magnitude 72 newtons. How much work W does it take to stretch the spring 4 meters beyond its natural length?

Spring:

The spring is an object that requires force to be stretched. The amount force that is needed to be applied is relative to the spring constant and the total change in the length of the spring.

Answer and Explanation:

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Determine the work, W, in stretching the spring. We first need to acquire the spring constant of the spring, k, by applying the equation,

{eq}\displa...

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Hooke's Law & the Spring Constant: Definition & Equation

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Chapter 4 / Lesson 19
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After watching this video, you will be able to explain what Hooke's Law is and use the equation for Hooke's Law to solve problems. A short quiz will follow.


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