Multiple Choice
A turbine blade rotates with angular velocity ω(t) = 2.00 rad/s- 2.1.00 rad/s3 t2. What is the angular acceleration of the blade at t = 9.10 s?
A) -38.2 rad/s2
B) -19.1 rad/s2
C) -86.0 rad/s2
D) -36.2 rad/s2
E) -172 rad/s2
Correct Answer:

Verified
Correct Answer:
Verified
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