How Does Spring Stretching Affect Wave Speed?

[dietcokegal]

Homework Statement

An unstretched spring has a length of 0.30m. When the spring is stretched to a total length of 0.60m, it supports traveling waves moving at 4.5 m/s. How fast will waves travel on this spring if it is stretched 0.90m?

Homework Equations

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The Attempt at a Solution

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[tiny-tim]

Welcome to PF!

Hi dietcokegal! Welcome to PF!

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