[填空题]
A softball player swings a bat, accelerati l4q - 1vy/alj1ulp6geng iv +mdsx jcc;r.b2 s9v+th+1vzt 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. $m \cdot N$