DESIGN OF STEEL STRUCTURE QUIZ

If the 20 mm rivets are used in lacing bars, then the minimum width of lacing bar should be

60mm

40mm

80mm

100mm

TRUE ANSWER : ?
YOUR ANSWER : ?

The connection of intermediate vertical stiffeners to the web, not subjected to external loads, shall be designed for a minimum shear force (kN/m) of (where, t = the web thickness in mm h = the outstand of stiffener in mm)

125 t2/h

175 t2/h

75 t2/h

125 t2/h

TRUE ANSWER : ?
YOUR ANSWER : ?

The maximum slenderness ratio of a steel column, the design of which is governed by wind or seismic forces is

250

180

150

350

TRUE ANSWER : ?
YOUR ANSWER : ?

The shape factor of an isosceles triangle for bending about the axis parallel to the base is:

2.33

1.0

2.34

2.01

TRUE ANSWER : ?
YOUR ANSWER : ?

The bracing between two columns of a steel tank will be designed to resist

column loads + 2.5% of horizontal shear due to wind or earthquake

column loads + full horizontal shear due to wind or earthquake

horizontal, shear due to wind or earthquake + 2.5% of column loads

horizontal shear due to wind or earthquake only

TRUE ANSWER : ?
YOUR ANSWER : ?

The mechanism method of plastic analysis satisfies

equilibrium condition only

mechanism and plastic moment conditions

equilibrium and mechanism conditions

equilibrium and plastic moment conditions

TRUE ANSWER : ?
YOUR ANSWER : ?

The external wind pressure acting on a roof depends on

both (a) and (b)

degree of permeability of roof

None of these

slope of roof

TRUE ANSWER : ?
YOUR ANSWER : ?

Load factor is

sometimes greater than factor of safety

always greater than factor of safety

always equal to factor of safety

always less than factor of safety

TRUE ANSWER : ?
YOUR ANSWER : ?

Steel tanks are mainly designed for

wind pressure

water pressure

weight of tank

earthquake forces

TRUE ANSWER : ?
YOUR ANSWER : ?

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

27 mm

20 mm

16 mm

24 mm

TRUE ANSWER : ?
YOUR ANSWER : ?