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rotating angle during the time t/3

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An object starting from rest begins to rotate with constant angular acceleration (alpha sign). In a time t the object rotates through an angle (delta sign) . Through what angle did the object rotate in the time t/3?
(delta sign)
(delta sign)/2
(delta sign)/3
(delta sign)/9

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Solution Summary

With constant angular acceleration, the rotating angle is calculated for the object.

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An object starting from rest begins to rotate with constant angular ...

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