The angular velocity at t=0 is 27.5 rad/s and its angular acceleration is constant -10.0 rad/s2 . A line PQ on the surface of the disc lies along the…

The angular velocity at t=0  is 27.5 rad/s and its angular acceleration is constant -10.0 rad/s2 . A line PQ on the surface of the disc lies along the +x axis.

a. Whatisthedisc’sangularvelocityat t =3.00 s?

b. Whatangledoestheline PQ makewiththe+ x-axis at this time?

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