[填空题]
A softball player swings a bat, awka) 1: p+gyn v6qx:pacceo vg.xdt; vj6xc6j;rtki/*w :lerating it from rest to 3 $rev/s$ in a time of 0.20 s. Approximate the bat as a 2.2-kg uniform rod of length 0.95 m, and compute the torque the player applies to one end of it. $m \cdot N$