Two uniform 20-kg disks of radius 30 cm are connected by a short rod of radius 2
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Two uniform 20-kg disks of radius 30 cm are connected by a short rod of radius 2 cm and mass 1 kg. When the rod is placed on a plane inclined at 30o, such that the disks hang over the sides, the assembly rolls without slipping. Find
(a) The linear acceleration of the system, and
(b) The angular acceleration of the system.
(c) Find the kinetic energy of translation of the system after it has rolled 2 m down the incline starting from rest.
(d) Find the kinetic energy of rotation of the system at the same point.
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a As in Problem 986 f r The equations of motion Mg sin f Ma where M 41 kg f r I where a r Write ...View the full answer
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ISBN: 978-0195134889
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