A Ferris wheel starts at rest and builds up to a final angular speed of 0.70 rad/s while rotating through an angular displacement of 4.9 rad.What is its average angular acceleration?
A) 0.10 rad/s2
B) 0.05 rad/s2
C) 1.8 rad/s2
D) 0.60 rad/s2
Correct Answer:
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