A 050-M Radius Automobile Tire Accelerates from Rest at a Constant

Multiple Choice

A 0.50-m radius automobile tire accelerates from rest at a constant 4.0 rad/s² over a 6.0 s interval.What is the tangential component of acceleration for a point on the outer edge of the tire during the 6.0-s interval?

A) 6.28 m/s²
B) 2 m/s²
C) 12.57 m/s²
D) 1.27 m/s²
E) ​4 m/s²