PROBLEM 5.98 (Continued)
6
53
aa
PROBLEM 5.99
Locate the centroid of the frustum of a right circular cone when r1 = 40 mm,
r2 = 50 mm, and h = 60 mm.
PROBLEM 5.100
For the machine element shown, locate the x coordinate of
the center of gravity.
3
,mmV ,mm
x
,mmz4
,mmxV 4
,mmzV
I Rectangular plate
3
(10)(90)(38) 34.2 10
19 45 649.8 103 1539 103
II Half cylinder
23
(20) (10) 6.2832 10
2

46.5 20 292.17 103 125.664 103
III –(Cylinder)
23
(12) (10) 4.5239 10

38 20 171.908 103 90.478 103
IV Rectangular prism
3
(30)(10)(24) 7.2 10
5 78 36 103 561.6 103
V Triangular prism
3
1(30)(9)(24) 3.24 10
2
13 78 42.12 103 252.72 103
 46.399 103 848.18 103 2388.5 103
PROBLEM 5.100 (Continued)
34
33
848.18 10 mm
46.399 10 mm


XV xV
xV
PROBLEM 5.101
For the machine element shown, locate the z coordinate of
the center of gravity.
3
,mmV ,mm
x
,mmz4
,mmxV 4
,mmzV
I Rectangular plate
3
(10)(90)(38) 34.2 10
19 45 649.8 103 1539 103
II Half cylinder
23
(20) (10) 6.2832 10
2

46.5 20 292.17 103 125.664 103
III –(Cylinder)
23
(12) (10) 4.5239 10

38 20 171.908 103 90.478 103
IV Rectangular prism 3
(30)(10)(24) 7.2 10 5 78 36 103 561.6 103
V Triangular prism
3
1(30)(9)(24) 3.24 10
2
13 78 42.12 103 252.72 103
 46.399 103 848.18 103 2388.5 103
PROBLEM 5.101 (Continued)
33
46.399 10 mm
PROBLEM 5.102
For the machine element shown, locate the y coordinate of
the center of gravity.
PROBLEM 5.103
For the machine element shown, locate the z coordinate of
the center of gravity.
PROBLEM 5.104
For the machine element shown, locate the y coordinate of the
center of gravity.
PROBLEM 5.105
For the machine element shown, locate the x coordinate of the
center of gravity.