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S. Rotos
  • Member for 4 years, 8 months
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23 votes
5 answers
5k views

Why exactly does a washer help distribute the stress around a bolt?

19 votes
1 answer
4k views

Why are truss bridges the way they are?

19 votes
3 answers
4k views

What is the purpose of building foundations?

14 votes
7 answers
3k views

Why does column buckling occur when the load is parallel to the column?

9 votes
8 answers
2k views

Definition of buckling as a sudden deformation

8 votes
3 answers
3k views

Mechanical advantage of the 3-ring release system

7 votes
2 answers
276 views

Why afterburners are needed instead of burning more fuel inside the turbine?

7 votes
4 answers
3k views

Why do stress concentrations really occur?

7 votes
1 answer
7k views

Why is tensorial shear strain half of engineering shear strain?

6 votes
2 answers
166 views

What is the purpose of end plates when connecting beams together?

5 votes
2 answers
1k views

Why is pure shear a "shear"?

4 votes
2 answers
147 views

Why is local yielding considered the limiting case in context of buckling in Eurocode?

4 votes
1 answer
2k views

Why is fillet weld assumed to be in a state of pure shear stress?

4 votes
3 answers
757 views

Why is the stress distribution on concrete approximated like this?

4 votes
2 answers
563 views

What is the difference between plastic and compact cross sections?

3 votes
2 answers
120 views

Probability of structural failure

3 votes
3 answers
185 views

Why do cold formed sections buckle differently from hot finished?

3 votes
2 answers
109 views

Why is the yield strength of steel assumed to be less for a thicker element?

3 votes
1 answer
301 views

What really is so special about principal stresses or stress invariants?

3 votes
2 answers
5k views

Friction clutch and the force required

2 votes
3 answers
3k views

Manual transmission: Why downshifting is less smooth than shifting up?

2 votes
2 answers
196 views

Advantages of a commuter train instead of a vehicle travelling in a straight road

2 votes
4 answers
5k views

Why aren't there moments in truss bridges?

2 votes
2 answers
1k views

Direction of the resultant force in hinge supports

2 votes
1 answer
145 views

Why is deviatoric stress the one causing distortions?

2 votes
0 answers
86 views

Shouldn't brittle materials be the ones failing under shear deformations?

2 votes
1 answer
72 views

Why are variations zero on the endpoints of a beam?

2 votes
2 answers
6k views

Why would the flexural modulus be different than the elastic modulus?

2 votes
2 answers
84 views

What is meant by "perfect geometry" in the context of Euler buckling?

2 votes
1 answer
148 views

What is the physical significance of bolt elongation length?