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An Old LP Record That Is Originally Rotating at 33

Question 16

Multiple Choice

An old LP record that is originally rotating at 33.3 rad/s is given a uniform angular acceleration of 2.15 rad/s2.Through what angle has the record turned when its angular speed reaches 72.0 rad/s?


A) 83.2 rad
B) 316 rad
C) 697 rad
D) 66.8 rad
E) 948 rad

Correct Answer:

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