A Bicycle's Wheels Are Moving at a Speed of 0

question 131

Multiple Choice

A bicycle's wheels are moving at a speed of 0.78 revolutions per second. The cyclist sees a log in the road and brakes, slowing the bicycle to 0.05 revolutions per second over 4 seconds. What is the angular acceleration of the bicycle wheel?

• A)0.18 rev/s²
• B)-0.18 rev/s²
• C)2.9 rev/s²
• D)-2.9 rev/s²

---

Definitions:

Drag

A functionality that allows users to click and hold the mouse button on an object to move it to a different location on the screen.

Page Setup Dialog Box

A feature within many software applications that allows users to configure page dimensions, margins, and other layout options before printing or exporting a document.

Print Preview Toolbar

A set of tools in software applications that allow users to see how a document will look when printed, before actually printing it.

Page Layout Tab

An interface in word processing and desktop publishing software that lets users control the layout of a document including margins, spacing, orientation, and page setup.