Physics

Problem

A wheel of radius

0.30\,\text{m}

has an angular acceleration of

4.0\,\text{rad/s}^2

. What is the magnitude of the tangential acceleration of a point on the rim of the wheel? a)

4.0\,\text{m/s}^2

1.2\,\text{m/s}^2

2.4\,\text{m/s}^2

4.8\,\text{m/s}^2