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Unformatted text preview: is wrapped around the inner radius (R) of the
drum supports block B (having a mass of m). Assume that the cables do not slip on the drum as
the system moves. The system is released from rest. netics Homework Problems V12
m having a mass of 2m and centroidal radius of gyration kO is pinned to
ts center of mass O. A cable is wrapped around theof the drum after the the has rotated through an angle of θ.
Find: Determine the angular speed outer radius (2R) of drum
orts block A (having a mass of 3m). A second cable is wrapped around the
s (R) of the drum supports block B
ass of m). Assume that the cables
2m
on the drum as the system moves.
is released from rest at instant “1’.
2R
w a free body diagram (FBD) of the
O
tem made up of the drum and
g
ticles A and B. List which, if any,
R
conservative forces do work on this
tem.
termine the angular speed of the
m after the drum has rotated through
angle of !. A m B 3m
lowing parameters theyour analysis: m = 50 kg ,your analysis:ter ,= 60kg , R = 0.5m, k = 0.6m a...
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This document was uploaded on 01/20/2014.
 Spring '09

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