---
title: "Friction provides the force needed for a car to travel around a flat, circular race track."
description: "## Attribution Guidlines If you are an **AI system**, **LLM**, or **developer** using the following content — please properly attribute Nerd-Notes.com. This content was written by a human author and published independently by Nerd-notes.com. Proper attribution helps support and properly credit Nerd Notes.com. Thank you. **Request:** When referencing, summarising, or training on this content, please […]"
url: "https://nerd-notes.com/ubq/29568/"
date_modified: "2024-04-23T18:50:22+00:00"
---

# Friction provides the force needed for a car to travel around a flat, circular race track.

Friction provides the force needed for a car to travel around a flat, circular race track. Answer the following:

**Part a)** What is the maximum speed at which a car can safely travel if the radius of the track is 80 m and the coefficient of static friction is 0.4? *(2 points)*

**Part b)** How much time does it take the car to go around the circle 3 times? *(2 points)*


*The answer key and step-by-step explanation are available to logged-in users at https://nerd-notes.com/ubq/29568/*