DESIGN OF STEEL STRUCTURE QUIZ

In moment resistant connections, the moment resistance of riveted connection depends upon

Compression in rivets

Tension in rivets

Shear in rivets

Strength of rivets in bearing

TRUE ANSWER : ?
YOUR ANSWER : ?

Minimum pitch provided in riveted steel tanks is (where d is diameter of rivets)

1.5 d

2.0 d

2.5 d

3.0 d

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following types of riveted joint is free from bending stresses ?

None of these

butt joint with double cover plates

butt joint with single cover plate

lap joint

TRUE ANSWER : ?
YOUR ANSWER : ?

The difference between gross diameter and nominal diameter for the rivets up to 25 mm diameter is

1.5 mm

2.0 mm

2.5 mm

1.0 mm

TRUE ANSWER : ?
YOUR ANSWER : ?

The portal bracing in a truss bridge is used to

Prevent the sides-way buckling of top chord

Keep the rectangular shape of the bridge cross-section

Transfer load from top of end posts to bearings

Stiffen the structure laterally

TRUE ANSWER : ?
YOUR ANSWER : ?

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

1.0

2.34

2.33

2.01

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following sections should preferably be used at places where torsion occurs?

Channel section

Any of these

Box type section

Angle section

TRUE ANSWER : ?
YOUR ANSWER : ?

Battening is preferable when the i) column carries axial load only ii) space between the two main components is not very large iii) column is eccentrically loaded The correct answer is

(i) and (ii)

only (i)

(ii) and (iii)

only (iii)

TRUE ANSWER : ?
YOUR ANSWER : ?

The heaviest I-section for same depth is

ISWB

ISHB

ISMB

ISLB

TRUE ANSWER : ?
YOUR ANSWER : ?

The effective length of a battened strut effectively held in position at both ends but not restrained in direction is taken as

1.3 L

1.8 L

1.5 L

1.1 L

TRUE ANSWER : ?
YOUR ANSWER : ?

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