u a 8a. A magnetic computer disk 5.14 cm in diameter is initially at rest. A small dot is painted on the edge of the disk. The disk accelerates 533.0 rad/s2 for 0.500 s, then coasts at a steady angular velocity for another 0.500 s. What is the speed of the dot at t=1.00 s? [: SubmilAnswer Tries 0/ 10 8b. Through how many revolutions has it turned? (Do not include a unit with your answer.) I: one