A fan blade of radius starts from rest and undergoes a constant angular acceleration…

PHYSICS · Subjective · AP · Physics C: Mechanics · Torque and Rotational Dynamics · Torque and Rotational Dynamics

Problem

A fan blade of radius

0.12\,\text{m}

starts from rest and undergoes a constant angular acceleration of

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

for

2.0\,\text{s}

. Determine the linear speed of the tip of the blade at

t=2.0\,\text{s}