题目内容

Age hardening can increase steel ( ).

A. Weldability
B. Strength
C. Toughness
D. Plasticity

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When calculating ( ) of a beam, the geometric parameters of the net section are selected.

A. Normal stress
B. Shear stress
C. Overall stability
D. Local stability

The bearing capacity of axially loaded compression member in the steel structure is generally determined by ()

A. strength
B. stiffness
C. section
D. stability

For a cross-shaped section and I-section column, which one is prone to fail in the mode of torsional buckling? ()

A. cross-shaped section member
B. I-section member
C. both may occur
D. neither will occur

The overall instability of the axially loaded compression member having a singly symmetric section belongs to ()

A. flexural buckling
B. flexural-torsional buckling
C. may be flexural buckling or flexural torsional buckling
D. torsional buckling

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