---
title: "A \\( 4 \\)-\\( \\text{kg} \\) ball and a \\( 1 \\)-\\( \\text{kg} \\) ball are positioned a distance \\( L \\) apart on a bar of negligible mass. How far from the \\( 4 \\)-\\( \\text{kg} \\) mass should the fulcrum be placed to balance the bar?"
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url: "https://nerd-notes.com/ubq/104280/"
date_modified: "2025-10-31T08:24:01+00:00"
---

# A \( 4 \)-\( \text{kg} \) ball and a \( 1 \)-\( \text{kg} \) ball are positioned a distance \( L \) apart on a bar of negligible mass. How far from the \( 4 \)-\( \text{kg} \) mass should the fulcrum be placed to balance the bar?

A \( 4 \)-\( \text{kg} \) ball and a \( 1 \)-\( \text{kg} \) ball are positioned a distance \( L \) apart on a bar of negligible mass. How far from the \( 4 \)-\( \text{kg} \) mass should the fulcrum be placed to balance the bar?

![Diagram](https://nerd-notes.com/wp-content/uploads/2025/10/static-equilibirum-ball-on-either-end.-torque-300x123.png)

- **A.** \[ \frac{1}{2} L \]
- **B.** \[ \frac{1}{3} L \]
- **C.** \[ \frac{1}{4} L \]
- **D.** \[ \frac{1}{5} L \]
- **E.** \[ \frac{1}{6} L \]

*The answer key and step-by-step explanation are available to logged-in users at https://nerd-notes.com/ubq/104280/*