[填空题]
A softball player swings a bata8s zck.yy3ewwc(flu i7v 0+:ge l+(x , accelerating ie7 .ek*grciznet3 (p ,t 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. $m \cdot N$