Do the following use torque = alpha I and the kinematic equations supplied earlier
A torque of 40 Nm is applied to a wheel at rest with an I of 3. What is alpha? What is omega after 3 seconds, 20 seconds;what is delta theta after 3 seconds, 20 seconds?
Using I omega squared/2 = KE rotational, what is the KE after 3 seconds and 20 seconds?
If torque equals work per radian traveled what is the work done in 3 seconds, 20 seconds? (Please, please, please know that delta theta is radians traveled in this application). Does this match the change in KE?
Wednesday, December 1, 2010
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