- A. Horizontal shear only
- B. Vertical load only
- C. Both (A) and (B)
- D. None of the above
Design of Steel Structures
-
Rivets connecting flange angles to cover plates in a plate girder are subjected to_____.
-
In the virtual work method, the virtual quantity is_____.
- A. Displacement
- B. Load
- C. Slope
- D. Moment
-
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 sides-way buckling of top chord
-
Minimum pitch of the rivets shall not be less than (where d is gross diameter of rivet)_____.
- A. 1.5 d
- B. 2.0 d
- C. 2.5 d
- D. 3.0 d
-
When the axis of load lies in the plane of rivet group, then the rivets are subjected to_____.
- A. only shear stresses
- B. only tensile stresses
- C. both (a) and (b)
- D. none of the above
-
Shape factor is a property which depends_____.
- A. only on the ultimate stress of the material
- B. only on the yield stress of the material
- C. only on the geometry of the section
- D. both on the yield stress and ultimate stress of material
-
The ratio of plastic section modulus to elastic section modulus_____.
- A. is equal to 1
- B. is always less than 1
- C. is always greater than 1
- D. can be less than 1
-
The basic wind speed is specified at a height ‘h’ above mean ground level in an open terrain. The value of ’h’ is_____.
- A. 10 m
- B. 20 m
- C. 25 m
- D. 50 m
-
The web crippling due to excessive bearing stress can be avoided by_____.
- A. increasing the web thickness
- B. providing suitable stiffeners
- C. increasing the length of the bearing plates
- D. none of the above
-
If the thickness of plate to be connected by a rivet is 16 mm, then suitable size of rivet as per Unwin’s formula will be_____.
- A. 16 mm
- B. 20 mm
- C. 24 mm
- D. 27 mm
- 1
- 2