haded area shown in Fig. 7.24 with respect to the corner point O. Take x = 40 mm
haded 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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Question
100%
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
![8th is
fn
(intel
Ges
NVIDIA
EFFORCE
110 The crosS-se
moment of ir
84
ELEMENTS OF CIVIL ENGINEERING & ENGINEERING MECHANICS
to top edge.
= 1.15
-2x-
6x
[Ans.
3x
3x
R= 3x
+ 2r
Fig. 7.24.
T11 The strength
increased bw
in Fig. 7.27.
section with
7.7 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.
[Ans. I = 260.07 mm; y
= 113.95 mm]
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.
AB.
(Ans. Ixx
[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.
[Ans. I
1,05,38667 mm"; Iy = 49,06667 mm*; I = 1,54,45334 mm']
%3D](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F9d974aa6-0d7a-4a3a-b63a-2c9940cef47e%2F41cee6aa-12fd-4e0b-980f-d60e6b190d48%2Fwuygp9r_processed.jpeg&w=3840&q=75)
Transcribed Image Text:8th is
fn
(intel
Ges
NVIDIA
EFFORCE
110 The crosS-se
moment of ir
84
ELEMENTS OF CIVIL ENGINEERING & ENGINEERING MECHANICS
to top edge.
= 1.15
-2x-
6x
[Ans.
3x
3x
R= 3x
+ 2r
Fig. 7.24.
T11 The strength
increased bw
in Fig. 7.27.
section with
7.7 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.
[Ans. I = 260.07 mm; y
= 113.95 mm]
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.
AB.
(Ans. Ixx
[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.
[Ans. I
1,05,38667 mm"; Iy = 49,06667 mm*; I = 1,54,45334 mm']
%3D
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