[填空题]
A softball player swih4: shpu-iy4 kngs a bat, accels1z ;0f/tp oue)sty vne +9gp6isgo;e)qz75e erating 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. $m \cdot N$