39. (II) Calculate the moment of inertia of the array of point objects shown in Fig. 8–47 about (a) the y axis, and (b) the x axis. Assume m = 2.2 kg, M = 3.4 kg, and the objects are wired together by very light, rigid pieces of wire. The array is rectangular and is split through the middle by the x axis. (c) About which axis would it be harder to accelerate this array? - 1.50 m m m Axis 0.50 m H--X 0.50 m M M FIGURE 8–47 Problem 39. ¡Axis
39. (II) Calculate the moment of inertia of the array of point objects shown in Fig. 8–47 about (a) the y axis, and (b) the x axis. Assume m = 2.2 kg, M = 3.4 kg, and the objects are wired together by very light, rigid pieces of wire. The array is rectangular and is split through the middle by the x axis. (c) About which axis would it be harder to accelerate this array? - 1.50 m m m Axis 0.50 m H--X 0.50 m M M FIGURE 8–47 Problem 39. ¡Axis
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:39. (II) Calculate the moment of inertia of the array of point
objects shown in Fig. 8–47 about (a) the y axis, and (b) the
x axis. Assume m = 2.2 kg, M = 3.4 kg, and the objects are
wired together by very light, rigid pieces of wire. The array
is rectangular and is split through the middle by the x axis.
(c) About which axis would it be harder to accelerate this
array?
- 1.50 m
m
m
Axis
0.50 m
H--X
0.50 m
M
M
FIGURE 8–47 Problem 39.
¡Axis
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