Rotational/Tangential Motion Problem

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SUMMARY

The discussion focuses on a rotational motion problem involving a flywheel with a radius of 0.300 m and a constant angular acceleration of 0.600 rad/s². The calculations required include determining the tangential acceleration (A_tan), radial acceleration (A_rad), and resultant acceleration (A_resultant) at two points: at rest and after a rotation of 60 degrees. The user successfully applied the formulas A_tan = alpha * r and A_resultant = sqrt(A_tan² + A_rad²) to derive the necessary values, ultimately resolving their initial confusion regarding the tangential acceleration.

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Homework Statement



A flywheel with a radius of 0.300 m starts from rest and accelerates with a constant angular acceleration of 0.600 rad/s^2.

a)Compute the magnitude of the tangential acceleration, the radial acceleration, and the resultant acceleration of a point on its rim at the start.
b)Compute the magnitude of the tangential acceleration, the radial acceleration, and the resultant acceleration of a point on its rim after it has turned through 60.0 degrees.

Homework Equations



A_tan=alpha*r
A_resultant=sqrt(A_tan^2+A_rad^2)

The Attempt at a Solution



For part a) I used A_tan=alpha*r to get A_tan and A_rad is always the same (given), and for the A_resultant I used A_resultant=sqrt(A_tan^2+A_rad^2)
I have a feeling that I'm not finding the A_tangential right.
 
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Oh nevermind, I'm sorry, admin you may delete this post, I figured it out.
 

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