Area of openings for buildings of large permeability is more than_________________?
A. 10% of wall area
B. 20% of wall area
C. 30% of wall area
D. 50% of wall area
The risk coefficient k, depends on__________________?
A. Mean probable design life of structures
B. Basic wind speed
C. Both (a) and (b)
D. None of the above
Generally the purlins are placed at the panel points so as to avoid__________________?
A. Axial force in rafter
B. Shear force in rafter
C. Deflection of rafter
D. Bending moment in rafter
The range of economical spacing of trusses varies from________________?
A. L/3 to l/5
B. L/4to2l/5
C. L/3 to l/2
D. 2l/5 to 3l/5 where l is span
Rivets connecting flange angles to cover plates in a plate girder are subjected to_________________?
A. Horizontal shear only
B. Vertical load only
C. Both (a. and (b.
D. None of the above
Gantry girders are designed to resist_________________?
A. Lateral loads
B. Longitudinal loads and vertical loads
C. Lateral, longitudinal and vertical loads
D. Lateral and longitudinal loads