A disk rotates at constant angular acceleration, from angular position 1 10 0 rad to angular position 2 70 0 rad in 6 00 s Its angular velocity at 2 is 15 0 rad s (a) What was its angular velocity at 1 (b) What is the angular acceleration (c) At what angular position was the disk initially at rest

Question: A disk rotates at constant angular acceleration, from angular position 1 = 10.0 rad to angular position 2 = 70.0 rad in 6.00 s. Its

A disk rotates at constant angular acceleration, from angular position θ1 = 10.0 rad to angular position θ2 = 70.0 rad in 6.00 s. Its angular velocity at θ2 is 15.0 rad/s.

(a) What was its angular velocity at θ1?

(b) What is the angular acceleration?

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