A dentist's drill starts from rest. After 3.00 s of constant angular acceleration it turns at a rate of 2.80 ✕ 104 rev/min. (a) Find the drill's angular acceleration.  rad/s2 (b) Determine the angle (in radians) through which the drill rotates during this period.

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A dentist's drill starts from rest. After 3.00 s of constant angular acceleration it turns at a rate of 2.80 ✕ 104 rev/min.

(a) Find the drill's angular acceleration.
 rad/s2
(b) Determine the angle (in radians) through which the drill rotates during this period.
 rad
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