A sanding disk with rotational inertia 1.1 multiply.gif 10-3 kg·m2 is attached to an electric drill whose motor delivers a torque of 12N·m about the central axis of the disk. What are the following values about the central axis at the instant the torque has been applied for 25 ms?
a) the angular momrntum of the disk
______ kg*m^2
b) the angular speed of the disk
______rad/s