---
title: "A \\(81 \\, \\text{kg}\\) student dives off a \\(45 \\, \\text{m}\\) tall bridge with an \\(18 \\, \\text{m}\\) long bungee cord tied to his feet and to the bridge. You can consider the bungee cord to be a flexible spring. What spring constant must the bungee cord have for the student’s lowest point to be \\(2.0 \\, \\text{m}\\) above the water?"
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url: "https://nerd-notes.com/ubq/23213/"
date_modified: "2025-10-02T12:56:29+00:00"
---

# A \(81 \, \text{kg}\) student dives off a \(45 \, \text{m}\) tall bridge with an \(18 \, \text{m}\) long bungee cord tied to his feet and to the bridge. You can consider the bungee cord to be a flexible spring. What spring constant must the bungee cord have for the student’s lowest point to be \(2.0 \, \text{m}\) above the water?

A \(81 \, \text{kg}\) student dives off a \(45 \, \text{m}\) tall bridge with an \(18 \, \text{m}\) long bungee cord tied to his feet and to the bridge. You can consider the bungee cord to be a flexible spring. What spring constant must the bungee cord have for the student’s lowest point to be \(2.0 \, \text{m}\) above the water?

*The answer key and step-by-step explanation are available to logged-in users at https://nerd-notes.com/ubq/23213/*