The rectangular area shown in part a of the figure is split into three equal areas which are then arranged as shown in part b of the igure. Determine an expression for the moment of inertia of the area in part b about the centroidal x-axis. What percent increase n over the moment of inertia for area a does this represent if h = 195 mm and b = 46 mm? 11213- 3. (a) (b) Answer: n = i

International Edition---engineering Mechanics: Statics, 4th Edition
4th Edition
ISBN:9781305501607
Author:Andrew Pytel And Jaan Kiusalaas
Publisher:Andrew Pytel And Jaan Kiusalaas
Chapter9: Moments And Products Of Inertia Of Areas
Section: Chapter Questions
Problem 9.3P: The moments of inertia of the plane region about the x- and u-axes are Ix=0.4ft4 and Iu=0.6ft4,...
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The rectangular area shown in part a of the figure is split into three equal areas which are then arranged as shown in part b of the
figure. Determine an expression for the moment of inertia of the area in part b about the centroidal x-axis. What percent increase n
over the moment of inertia for area a does this represent if h = 195 mm and b = 46 mm?
II
11213
3
(b)
Answer:n =
i
%
Transcribed Image Text:The rectangular area shown in part a of the figure is split into three equal areas which are then arranged as shown in part b of the figure. Determine an expression for the moment of inertia of the area in part b about the centroidal x-axis. What percent increase n over the moment of inertia for area a does this represent if h = 195 mm and b = 46 mm? II 11213 3 (b) Answer:n = i %
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