A spring scale hung from the ceiling stretches by 5.6 cm when a 1.6 kg mass is hung from it. The...

Question:

A spring scale hung from the ceiling stretches by 5.6 cm when a 1.6 kg mass is hung from it. The 1.6 kg mass is removed and replaced with a 2.4 kg mass. What is the stretch of the spring?

Hooke's Law:

Hooke's law states that force applied to stretch an elastic spring is directly proportional to the stretched length. A block attached with spring executes simple harmonic motion. Work done in stretching a spring saved as stored potential energy of spring.

Answer and Explanation:

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An elastic spring follows Hooke's law. It is given by as following.

{eq}F_{Applied} = -k x \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \...

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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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