A steel beam supporting loads from the floor slab as well as from wall is termed as________________?
(A) stringer beam
(B) lintel beam
(C) spandrel beam
(D) header beam
The centrifugal force due to curvature of track is assumed to act on the bridge at a height of___________________?
(A) 1.23 m above the rail level
(B) 1.50 m above the rail level
(C) 1.83 m above the rail level
(D) 2.13 m above the rail level
The portal bracing in a truss bridge is used to_____________________?
(A) transfer load from top of end posts to bearings
(B) keep the rectangular shape of the bridge cross-section
(C) stiffen the structure laterally
(D) prevent the sidesway buckling of top chord
compression force in two end posts The pin of a rocker bearing in a bridge is designed for_________________?
(A) bearing and shear
(B) bending and shear
(C) bearing and bending
(D) bearing, shear and bending
In case of timber structures, the form factor for solid circular cross-section is taken as_________________?
(A) 1.18
(B) 1.414
(C) 1.67
(D) 1.81
The elastic strain for steel is about_________________?
(A) 1/12 of strain at the initiation of strain hardening and about 1/120 of maxi-mum strain
(B) 1/2 of strain at the initiation of strain hardening and about 1/12 of maxi-mum strain
(C) 1/12 of strain at the initiation of strain hardening and 1/200 of maximum strain
(D) 1/24 of strain at the initiation of strain hardening and about 1/200 of maximum strain
The moment-curvature relation at a plastic hinge is________________?
(A) linear
(B) parabolic
(C) constant moment for all curvatures
(D) constant curvature for all moments
The statical method of plastic analysis satisfies_______________?
(A) equilibrium and mechanism conditions
(B) equilibrium and plastic moment conditions
(C) mechanism and plastic moment conditions
(D) equilibrium condition only
Load factor is____________________?
(A) always equal to factor of safety
(B) always less than factor of safety
(C) always greater than factor of safety
(D) sometimes greater than factor of safety
Other conditions being same, the load factor in indeterminate structures is_______________?
(A) equal to load factor in determinate structures
(B) more than the load factor in determinate structures
(C) less than the load factor in determinate structures
(D) unpredictable