Practice Test: Question Set - 16
1. When the depth of a plate girder is at least ‘n’ times the depth of vertical leg of the flange angles, the girder is known as deep plate girder, if ‘n’ is
- (A) 2
- (B) 4
- (C) 6
- (D) 8
2. Which of the following conditions is to be satisfied both in elastic and plastic analysis?
- (A) Equilibrium condition
- (B) Yield condition
- (C) Plastic moment condition
- (D) Mechanism condition
3. If the pitch is 6 cm and rivet value is 4 tonnes, the number of rivets required for a riveted connection carrying an eccentric load of 15 tonnes at a distance of 30 cm from the centre line, is
- (A) 6
- (B) 8
- (C) 10
- (D) 15
4. In a grillage footing, the maximum shear force occurs at the
- (A) Edge of
grillage beam
- (B) Centre of
base plate
- (C) Centre of
grillage beam
- (D) Centre of
base plate
5. The difference between gross diameter and nominal diameter for the rivets up to 25 mm diameter is
- (A) 1.0 mm
- (B) 1.5 mm
- (C) 2.0 mm
- (D) 2.5 mm
6. Pick up the correct statement from the following:
- (A) Vertical
stiffeners may be placed in pairs one on each side of the web
- (B) Single
vertical stiffeners may be placed alternately on opposite sides of the web
- (C) Horizontal
stiffeners may be placed alternately on opposite sides of the web
- (D) All the
above
7. The greatest permissible clear dimension of the web of thickness t in the panel of a plate girder, is restricted to
- (A) 180 t
- (B) 220 t
- (C) 230 t
- (D) 270 t
8. The maximum slenderness ratio of a compression member carrying both dead and superimposed load is
- (A) 180
- (B) 200
- (C) 250
- (D) 350
9. Pick up the incorrect statement from the following:
- (A) The nominal
diameter of a rivet is its diameter before driving
- (B) The gross
diameter of a rivet is the diameter of rivet hole
- (C) The gross
area of a rivet is the cross-sectional area of the rivet hole
- (D) The diameter
of a rivet hole is equal to the nominal diameter of the rivet plus 1.5 mm
10. Effective length of a column effectively held in position at both ends and restrained in direction at one end, is
- (A) L
- (B) 0.67 L
- (C) 0.85 L
- (D) 1.5 L
11. As per IS : 800, for compression flange, the outstand of flange plates should not exceed
- (A) 12 t
- (B) 16 t
- (C) 20 t
- (D) 25 t
Where ‘t’ = thickness of thinnest
flange plate
12. If the unsupported length of a stanchion is 4 meters and least radius of gyration of its cross-section is 5, the slenderness ratio of the stanchion, is
- (A) 60
- (B) 70
- (C) 80
- (D) 100
13. For a cantilever beam of length ‘L’ continuous at the support and unrestrained against torsion at the support and free at the end, the effective length ‘l’ is equal to
- (A) l = L
- (B) l =
2L
- (C) l =
0.5L
- (D) l =
3L
14. 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
15. Pick up the correct statement from the following:
- (A) When the
gauge distance is larger than the pitch, the failure of the section may occur
in a zig-zag line
- (B) When the
gauge distance is smaller than the pitch, the failure of the section may occur
in a straight right angle section through the centre of rivet holes
- (C) When the
gauge distance and pitch are both equal, the failure to the section becomes
more likely as the diameter of the holes increases
- (D) All the
above
Next Tests: