According to IS:800, in the Merchant Rankine formula the value of imperfection index (n) is 1.8 1.4 2 1 TRUE ANSWER : ? YOUR ANSWER : ?
A circular column section is generally not used in actual practice because All of these it is uneconomical it cannot carry the load safely it is difficult to connect beams to the round sections TRUE ANSWER : ? YOUR ANSWER : ?
Rivets connecting flange angles to cover plates in a plate girder are subjected to None of these Vertical load only C. Both (A) and (B) Horizontal shear only TRUE ANSWER : ? YOUR ANSWER : ?
Minimum spacing of vertical stiffeners is limited to (where d is the distance between flange angles) d/2 d/3 d/4 2d/3 TRUE ANSWER : ? YOUR ANSWER : ?
For rivets in tension with counter-sunk heads, the tensile value shall be reduced by 33.3% increased by 33.3 % increased by 25 % reduced by 25 % TRUE ANSWER : ? YOUR ANSWER : ?
Lacing bars in a steel column should be designed to resist Shear force due to 2.5% of the column load Both (A) and (B) Bending moment due to 2.5% of the column load 2.5% of the column load 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 16 mm 20 mm 24 mm TRUE ANSWER : ? YOUR ANSWER : ?
Other conditions being same, the load factor in indeterminate structures is Unpredictable More than the load factor in determinate structures Equal to load factor in determinate structures Less than the load factor in determinate structures TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following types of riveted joint is free from bending stresses ? butt joint with single cover plate butt joint with double cover plates lap joint None of these TRUE ANSWER : ? YOUR ANSWER : ?
The effect of racking forces is considered in the design of i) lateral braces ii) chord members The correct answer is only (ii) None of these both (i) and (ii) only (i) TRUE ANSWER : ? YOUR ANSWER : ?