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Physics 18 Online
OpenStudy (anonymous):

Starting from rest, a disk takes 10 revolutions to reach an angular velocity w. At constant angular acceleration, how many additional revolutions are required to reach an angular velocity 2w? A) 10 rev B) 20rev C) 30 rev D) 40 rev E) 50 rev

OpenStudy (3psilon):

C

OpenStudy (3psilon):

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OpenStudy (3psilon):

Find angular acceleration first

OpenStudy (3psilon):

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