A. are used to reduce the length of connection.
B. are unequal angles.
C. increases shear lag.
D. all the above
Related Mcqs:
- Efficiency of a riveted joint, having the minimum pitch as per IS : 800, is_________________?
A. 40%
B. 50%
C. 60%
D. 70% - The slenderness ratio of a column supported throughout its length by a masonry wall is________________?
A. zero
B. 10
C. 100
D. infinity - The slenderness ratio of lacing bars should not exceed________________?
A. 100
B. 120
C. 145
D. 180 - 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 - Hudson’s formula gives the dead weight of a truss bridge as a function of_________________?
A. bottom chord area
B. top chord area
C. effective span of bridge
D. heaviest axle load of engine - In case of plastic design, the calculated maximum shear capacity of a beam as per IS:800 shall be________________?
A. 0.55 Awfy
B. 0.65 Awfy
C. 0.75 Awfy
D. 0.85 Awfy
where, Aw = effective cross-sectional area resisting shear fy = yield stress of the steel - 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 - 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 - To minimize the total cost of a roof truss, the ratio of the cost of truss to the cost of purlins shall be_______________?
A. 1
B. 2
C. 3
D. 4 - If the 20 mm rivets are used in lacing bars, then the minimum width of lacing bar should be______________?
A. 40mm
B. 60mm
C. 80mm
D. 100mm
