How Do You Calculate Angular Acceleration of a Cylinder?

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SUMMARY

The discussion focuses on calculating the angular acceleration of a solid cylinder with a mass of 1.67 kg and a radius of 0.137 m, subjected to a downward force of 6.573 N. The torque is calculated using the formula Torque = Force * Radius, leading to the equation Torque = I * alpha, where I represents the moment of inertia given by I = (1/2) * M * R^2. The angular acceleration (alpha) can be determined by rearranging the torque equation to solve for alpha.

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  • Knowledge of moment of inertia for solid cylinders
  • Basic algebra for rearranging equations
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Homework Statement




M, a solid cylinder (M=1.67 kg, R=0.137 m) pivots on a thin, fixed, frictionless bearing. A string wrapped around the cylinder pulls downward with a force F which equals the weight of a 0.670 kg mass, i.e., F = 6.573 N. Calculate the angular acceleration of the cylinder.


Homework Equations



F*R ?
ang accel. = alpha*R

The Attempt at a Solution



I multiplied Force*Radius, cause someone told me to start with that, but I'm not sure what to do next?
 
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F*R = Torque = I*alpha. where I is the moment of inertia of the solid cylinder=MR^2/2
 

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