Suppose a wheel is initially rotating at 10.0 rad/s while undergoing constant angular acce

leration reaching a speed of 30.0 rad/s after 20.0 seconds have elapsed. How long after the initial time has the wheel undergone half of the angular displacement that it will have gone through during the entire 20.0 second interval？

A、10.0 s

B、12.4 s

C、14.2 s

D、15.0 s

E、18.0 s

F、19.3 s

G、5.1 s

提问人：网友i8i800 发布时间：2022-01-07

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