Solved

How Long Does It Take for a Rotating Object to Speed

Question 138

Multiple Choice

How long does it take for a rotating object to speed up from 15.0 rad/s to 33.3 rad/s if it has a uniform angular acceleration of 3.45rad/s2?3.45 \mathrm { rad } / \mathrm { s } ^ { 2 } ?


A) 9.57 s
B) 10.6 s
C) 63.1 s
D) 5.30 s
E) 4.35 s

Correct Answer:

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