Discussion on: Problem 409 Howe Roof Truss - Method of Joints

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September 4, 2015 - 5:31pm
#1
Rafael Abesamis...
Rafael Abesamis Santiago's picture
Discussion on: Problem 409 Howe Roof Truss - Method of Joints

Following is a discussion on the Reviewer item titled: Problem 409 Howe Roof Truss - Method of Joints. Feel free to add your own comments!

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September 4, 2015 - 5:31pm
Rafael Abesamis...
Rafael Abesamis Santiago's picture

bakit po equal sa 2.7kN yung force sa BE? at pano naging 2.7 by inspection? TIA di ko lang po kasi magets kagad :) nastuck ako sa solution ko don

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September 4, 2015 - 6:23pm
(Reply to #2)
Jhun Vert
Jhun Vert's picture

You may not use inspection, do summation of forces about y instead. You will see that there is "no" y-component for FAB and FBD, only FBC and FBE had y-components. Since both forces are at 60° from x-axis, they are equal.

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January 28, 2016 - 5:43pm
(Reply to #3)
Reyzaan

Hello romel, i have similar question to solve can u do it for me,how to send u the question.

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January 28, 2016 - 5:42pm
Reyzaan

I hav similar question to solve how can i send u the question.anybody solving will be great help

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