Beam Moment Solution: Finding EIy for P/2 Force in Standard

[chetzread]

Homework Statement

for the first line of solution , i don't undertsand why the author only include one P/2 force only...

Homework Equations

The Attempt at a Solution

I think it should be EIy" = 0.5Px -P(x-0.5L) -0.5P(L-x) , am i right?

 

[pongo38]

Homework Statement

for the first line of solution , i don't undertsand why the author only include one P/2 force only...

Homework Equations

The Attempt at a Solution

I think it should be EIy" = 0.5Px -P(x-0.5L) -0.5P(L-x) , am i right?

What definition of moment are you using?

 

[chetzread]

What definition of moment are you using?

Moment about point x

 

[pongo38]

Moment about point x

That is not a definition. see my reply to another of your questions

 

[chetzread]

That is not a definition. see my reply to another of your questions

i am using the first one (algebraic sum of the moments on ONE SIDE of the section.

 

[chetzread]

That is not a definition. see my reply to another of your questions

how does this question related to the question that i asked in another thread?