Weight of tank
Wind pressure
Water pressure
Earthquake forces
C. Water pressure
< L/3
< L/6
> L/3
> L/6
Which is more than 3 m long
Whose lateral dimension is less than 25 cm
Which is free at its top
Which has a ratio of effective length and least lateral dimension more than 15
d
1.25 d
1.5 d
1.75 d
The ends of a strut, are connected together with two rivets
The members of strut will have at least two connections spaced equidistant in their length
The members when separated back-to-back, the connecting rivets should pass through solid washer or packing
All the above
32 kg/mm2
36 kg/mm2
40 kg/mm2
44 kg/mm2
120
130
140
150
WL²/10
- WL²/10
- WL²/12
WL²/12
Decrease in h/t ratio
Increase in h/t ratio
Decrease in thickness
Increase in height Where 'h' is height and t is thickness
Used with single angle member
Not used with double angle member
Used with channel member
All the above
Crippling load
Buckling load
Critical load
All the above
1500 kg/cm2
1420 kg/cm2
2125 kg/cm2
1890 kg/cm2
Material cost of a rivet is higher than that of a bolt
Tensile strength of a bolt is lesser than that of a rivet
Bolts are used as a temporary fastening whereas rivets are used as permanent fastenings
Riveting is less noisy than bolting
75 t²/h
125 t3/h²
125 t²/h
175 t²/h Where, t = the web thickness in mm and h = the outstand of stiffener in mm
More
Less
Equal
None of the above
Its high strength
Its gas and water tightness
Its long service life
All the above
Filler plates are provided with column splice
Bearing plates are provided with column splice
Filler plates and bearing plates are provided with column splice
None of these
fb = W/(b + h√3)tw
fb = W/(b + 2h√3)tw
fb = W/(b + 2h√2)tw
fb = W/(b + h√2)tw
Least strength of a riveted joint to the strength of solid plate
Greatest strength of a riveted joint to the strength of solid plate
Least strength of a riveted plate to the greatest strength of the riveted joint
All the above
Tearing failure of plates
Splitting failure of plates at the edges
Bearing failure of rivets
All the above
Zero
±0.2 p
± 0.5 p
±0.7 p Where p is basic wind pressure
45
55
62
82
Shear failure
Shear failure of plates
Bearing failure
All the above
785 kg/cm2
1025 kg/cm2
2360 kg/cm2
None of these
16 times the thickness of outside plate
24 times the thickness of outside plate
32 times the thickness of outside plate
36 times the thickness of outside plate
Cold rivet before driving
Rivet after driving
Rivet hole
None of these
Moment of inertia/Radius of gyration
Effective length/Area of cross-section
Radius of gyration/Effective length
Radius of gyration/ Area of cross-section
Displacement
Load
Slope
Moment
Mitre weld
Concave weld
Convex weld
All the above
Simply design
Semi-rigid design
Fully rigid design
None of these
Transfer the load from the top flange to the bottom one
Prevent buckling of web
Decrease the effective depth of web
Prevent excessive deflection