Find the Moment of Inertia of the plate with respect to Y- axis and its Radius of Gyration. (Present the differential of the Moment of Inertia for the corresponding element

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section: Chapter Questions
Problem 7RE
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Find the Moment of Inertia of the plate with respect to Y- axis and its Radius of Gyration.
(Present the differential of the Moment of Inertia for the corresponding element)

Hence the Area is
Ox
2n3) dx
2
2
4x
2
= 4x4
= 16 - 8
=9 s. units.
Ans
[C] = My
x(f(x)-9(x)dx
%3D
%3D
2.
(dx - 21)dx
O - 22
2
히 [
%3D
16
15
64
CScanned with CamScanner
Transcribed Image Text:Hence the Area is Ox 2n3) dx 2 2 4x 2 = 4x4 = 16 - 8 =9 s. units. Ans [C] = My x(f(x)-9(x)dx %3D %3D 2. (dx - 21)dx O - 22 2 히 [ %3D 16 15 64 CScanned with CamScanner
we have y= 2x3
& y = 8x
hence 8x = 2x3
[9]
(2,16)
* x(4 -x2) =0
(0,0)
X =0, x = 2,-2
hence
y= 8,-9
(-2,-16)
2
CScanned with CamScanner
y = 16, -16
Transcribed Image Text:we have y= 2x3 & y = 8x hence 8x = 2x3 [9] (2,16) * x(4 -x2) =0 (0,0) X =0, x = 2,-2 hence y= 8,-9 (-2,-16) 2 CScanned with CamScanner y = 16, -16
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