A structural analysis based on a consideration of rigid-plastic behavior, in which equilibrium is satisfied throughout the structure and the stress is at or below the yield stress.
A. Collapse-Mechanism
B. Plastic Analysis
C. Plastic Hinge
D. Virtual-Work Method
E. ALL OF THE ABOVE
F. NONE OF THE ABOVE
Plastic Analysis
The longitudinal center-to-center spacing of fasteners or center-to-center spacing of bolt threads along axis of bolt.
A. Gage
B. End Gage
C. Pitch
D. Eye-Bolt
E. ALL OF THE ABOVE
F. NONE OF THE ABOVE
Pitch
A buckling mode of a flexural member involving deflection normal to the plane of bending (flexure) occurring simultaneously with twist (torsion) about the shear center of the cross-section.
A. Lateral-Torsional Buckling (LTB)
B. Local Buckling (LB)
C. Out-of-Plane Buckling (OPB)
D. Flexural-Torsional Buckling (FTB)
E. ALL OF THE ABOVE
F. NONE OF THE ABOVE
Lateral-Torsional Buckling (LTB)
A plate, angle or other steel shape, in a lattice configuration that usually connects two steel shapes together.
A. Lacing
B. Lateral Bracing
C. Joint
D. Link
E. ALL OF THE ABOVE
F. NONE OF THE ABOVE
Lacing
A buckling mode in which a compression member bends and twists simultaneously without change in cross-sectional shape.
A. Lateral-Torsional Buckling (LTB)
B. Local Buckling (LB)
C. Out-of-Plane Buckling (OPB)
D. Flexural-Torsional Buckling (FTB)
E. ALL OF THE ABOVE
F. NONE OF THE ABOVE
Flexural-Torsional Buckling (FTB)
An area where two or more ends, surfaces or edges are attached. Categorized by type of fasteners or weld used and the method of force transfer (which are critical for the member).
A. Lacing
B. Lateral Bracing
C. Joint
D. Link
E. ALL OF THE ABOVE
F. NONE OF THE ABOVE
Joint
Refers to buckling of a compression element where the line junctions between elements remain straight and angles between elements do not change
A. Lateral-Torsional Buckling (LTB)
B. Local Buckling (LB)
C. Out-of-Plane Buckling (OPB)
D. Flexural-Torsional Buckling (FTB)
E. ALL OF THE ABOVE
F. NONE OF THE ABOVE
Local Buckling (LB)
An amplification of the tension force in bolt caused by leverage between the point of applied load and the reaction of the connected elements.
A. Tension Yielding
B. Tension Rupture
C. Prying Action
D. Instantaneous Eccentricity
E. ALL OF THE ABOVE
F. NONE OF THE ABOVE
Prying Action
Refers to limit state of a beam-column bent about its major axis while lateral-torsional buckling is not prevented by lateral buckling.
A. Lateral-Torsional Buckling (LTB)
B. Local Buckling (LB)
C. Out-of-Plane Buckling (OPB)
D. Flexural-Torsional Buckling (FTB)
E. ALL OF THE ABOVE
F. NONE OF THE ABOVE
Out-of-Plane Buckling (OPB)
Refers to a weld made in a circular hole in one elements of a joint fusing that element to another element.
A. Plug Weld
B. Slot Weld
C. Fillet Weld
D. Groove Weld
E. ALL OF THE ABOVE
F. NONE OF THE ABOVE
Plug Weld
Which of the following assumptions were not made while deriving expression for elastic critical moment?
A. Beam is initially undisturbed and without imperfections
B. Behavior of beam is elastic
C. Load acts in plane of web only
D. Ends of beam are fixed support
E. ALL OF THE ABOVE
F. NONE OF THE ABOVE
Ends of beam are fixed support
Critical bending moment capacity of a beam undergoing
lateral torsional buckling is a
function of
A. Does not depend on anything
B. Pure torsional resistance only
C. Warping torsional resistance Onlv
D. Pure torsional resistance and warping torsional resistance
E. ALL OF THE ABOVE
F. NONE OF THE ABOVE
Pure torsional resistance and warping torsional resistance
Which of the following statement is correct?
A. I-section has high torsional stiffness
B. Closed section has high torsional stiffness
C. Closed section has less stiffness
D. Hollow circular tube has more efficiency as flexural member
Closed section has high torsional stiffness
Which of the following does not affect lateral stability?
A. Cross sectional shape
B. Support conditions
C. Type of loading
D. Height of building
E. ALL OF THE ABOVE
F. NONE OF THE ABOVE
D. Height of building
Open cross sections have major part of its material being
A. Not distributed at the flange
B. Distributed on the Centroid
C. Distributed towards Centroid
D. Distributed away from Centroid
D. Distributed away from Centroid
The effective length factor is flanges fully restrained for beams
A. 1.00
B. 0.50
C. 0.75
D. 1.50
E. ALL OF THE ABOVE
F. NONE OF THE ABOVE
B. 0.50
The effective length of compression flange of simply supported beam not restrained against torsion at ends is
A. 1.20
B. 1.00
C. 0.80
D. 0.50
E. ALL OF THE ABOVE
F. NONE OF THE ABOVE
A. 1.20
Effective length of compression flanges at the ends unrestrained against lateral buckling is
A. 1.50
B. 0.85
C. 0.50
D. 1.00
E. ALL OF THE ABOVE
F. NONE OF THE ABOVE
D. 1.00
Effective length of compression flanges at the ends partially restrained against lateral buckling is 1%
A. 1.75
B. 1.00
C. 0.85
D. 0.50
E. ALL OF THE ABOVE
F. NONE OF THE ABOVE
C. 0.85
Which of the following statement is not correct about hollow circular tube?
A. Hollow circular tube has more efficiency as flexural member
B. Hollow circular tube has lesser efficiency as flexural member
C. It is the most efficient shape for torsional resistance
D. It is rarely used as a beam element
A. Hollow circular tube has more efficiency as flexural member
