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62 62 2. Determine the area moment of inertia about X-axis. (a=10cm, b=20cm, c=20cm, h=30cm and circle diameter is 10cm

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 9.49P: Determine the dimension b of the square cutout so that Ixy=0 for the region shown.

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62
a.
62
2. Determine the area moment of
inertia about X-axis. (a=10cm,
b=20cm, c=20cm, h=30cm and
circle diameter is 10cm

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Step 1: Mention the given data:

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Step 2: Find out the base of the smaller triangle:

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Step 3: Calculate the MOI of Bigger and smaller triangle about x-axis:

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Step 4: Find out the MOI of shaded area about x-axis:

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