Determine the coordinates of the centroid of shaded area shown in Fig. 7.24 with respect to the corner point O. Take x = 40 mm.
Determine the coordinates of the centroid of shaded area shown in Fig. 7.24 with respect to the corner point O. Take x = 40 mm.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Determine the coordinates of the centroid of shaded area shown in Fig. 7.24 with respect to the corner point O. Take x = 40 mm.
![fn
8th S
intel
CORE
IS
NVIDIA
EFFORCE
710 The cross-se
moment of ir
to top edge.
= 1.15
84
ELEMENTS OF CIVIL ENGINEERING & ENGINEERING MECHANICS
2x
6x
Ans.
3x
3x
R= 3x
+ 2x
Fig. 7.24.
7.7 Determine the coordinates of the centroid of shaded area shown in Fig. 7.24 with respect
= 113.95 mm]
AB.
11 The strengtE
increased by
in Fig. 7.27.
section with
to the corner point O. Take x = 40 mm.
[Ans. = 260.07 mm; y
7.8 ABCD is a square section of sides 100 mm. Determine the ratio of moment of inertia of the
section about centroidal axis parallel to a side to that about diagonal AC.
(Ans. Ix
[Ans. 1]
7.9 The cross-section of a rectangular hollow beam is as shown in Fig. 7.53. Determine the
polar moment of inertia of the section about centroidal axes.
am']
[Ans. I = 1,05,38667 mm“; Iy = 49,06667 mm"; I. = 1,54,45334 mm
r=2x](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F9d974aa6-0d7a-4a3a-b63a-2c9940cef47e%2F53302d67-9b1d-4c3d-b82b-b6e5ef47c9a2%2Fsuunwkp_processed.jpeg&w=3840&q=75)
Transcribed Image Text:fn
8th S
intel
CORE
IS
NVIDIA
EFFORCE
710 The cross-se
moment of ir
to top edge.
= 1.15
84
ELEMENTS OF CIVIL ENGINEERING & ENGINEERING MECHANICS
2x
6x
Ans.
3x
3x
R= 3x
+ 2x
Fig. 7.24.
7.7 Determine the coordinates of the centroid of shaded area shown in Fig. 7.24 with respect
= 113.95 mm]
AB.
11 The strengtE
increased by
in Fig. 7.27.
section with
to the corner point O. Take x = 40 mm.
[Ans. = 260.07 mm; y
7.8 ABCD is a square section of sides 100 mm. Determine the ratio of moment of inertia of the
section about centroidal axis parallel to a side to that about diagonal AC.
(Ans. Ix
[Ans. 1]
7.9 The cross-section of a rectangular hollow beam is as shown in Fig. 7.53. Determine the
polar moment of inertia of the section about centroidal axes.
am']
[Ans. I = 1,05,38667 mm“; Iy = 49,06667 mm"; I. = 1,54,45334 mm
r=2x
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