[填空题]
A 1.4-kg grindstone 1;xzj3bha , dsin the shape of a unift(n1r*fn7ep de.sl * eorm cylinder of radius 0.20 m acquires a rotational rate of from rest over a 6.0-s interval at constant a 17*d*sn(ren teep.lfngular acceleration. Calculate the torque delivered by the motor. $m \cdot N$