Question: A46.9-cm diameter disk rotates with a constant angular acceleration of2.90rad/s 2 . It starts from rest at t = 0, and a line drawn from
A46.9-cm diameter disk rotates with a constant angular acceleration of2.90rad/s2. It starts from rest att= 0, and a line drawn from the center of the disk to a pointPon the rim of the disk makes an angle of 57.3with the positivex-axis at this time.(a) Find the angular speed of the wheel att= 2.30 s. rad/s (b) Find the linear velocity and tangential acceleration ofPatt= 2.30 s.
| linear velocity | Your response differs from the correct answer by more than 10%. Double check your calculations.m/s |
| tangential acceleration | m/s2 |
(c) Find the position ofP(in degrees, with respect to the positivex-axis) att= 2.30s.
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