A drum of 40 mm radius Is attached to a disk of 100 mm radlus. The disk and drum have a total mass of 4 kg and a combined radius of gyration of 90 mm. A cord is attached as shown and pulled with a force P of magnitude 20N. Knowing that the disk rolls without sliding. determine the minimum value of the coefficient of static friction compatible with this motion. none of them B) us-0.15 Us-0.25 D) ps=0.229

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Forced undamped vibrations

In mechanical engineering, vibration is expressed as the term that occurs due to an object's backward and forward movement about a point of equilibrium. Generally, there are three types of vibrations which are,