A dentist causes the bit of a high-speed drill to
Chapter , Problem 26(choose chapter or problem)
A dentist causes the bit of a high-speed drill to accelerate from an angular speed of 1.05 3 104 rad/s to an angular speed of 3.14 3 104 rad/s. In the process, the bit turns through 1.88 3 104 rad. Assuming a constant angular acceleration, how long would it take the bit to reach its maximum speed of 7.85 3 104 rad/s, starting from rest?
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