Solution to Problem 410 | Shear and Moment Diagrams

Problem 410
Cantilever beam carrying the uniformly varying load shown in Fig. P-410.



Solution 410


Where did x/3 come from?

Who can explain?

Center of gravity is represented in a square as x/2, look at the triangle, do you think it makes sense for the center of gravity to be in the middle? No it's 1/3rd the way in, hence x/3.

Only way I can explain it.

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