How Many Turns Will a Spinning Cylinder Make Before Stopping Due to Friction?

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SUMMARY

The discussion centers on calculating the number of turns a uniform cylinder makes before stopping due to friction. The cylinder, with radius R and initial angular velocity w, is subjected to a frictional force characterized by a coefficient k. Key factors include the net torque acting on the cylinder and the forces at play as it interacts with the corner walls. Understanding these dynamics is essential for solving the problem accurately.

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problem related to Torque...

hi friends...
I am new to this forum...
I just needed ur help...
can anyone plez sove this question...
A uniform cylinder or radius R is spinned about its axis to the angular velocity w and then placef into a corner ...,,,the coeff of friction b/w the corner walls and cylinder is equal to k...how many turns will the cylinder accomplish before it stops...?
 

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Why don't you give it a try? What forces act on the cylinder? What's the net torque?
 

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