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Steel structures and design
1-Dont try to cram or spend more time here just read it fast and cover syllabus then practice MCQ's cheptor of same topic to check your progress. . |
2-Wrong options are also given but dont concentrate there, Right answer is in bold format. |
Q41 ⇒ The maximum permissible slenderness ratio of a member carrying loads resulting from wind, is. 250 [other wrong options] [Discuss in forum] 180 200 300 |
Q42 ⇒ The strength of a riveted lap joint is equal to its. least of (a), (b) and (c) [other wrong options] [Discuss in forum] shearing strength bearing strength tearing strength |
Q43 ⇒ Column footing is provided. all the above. [other wrong options] [Discuss in forum] to spread the column load over a larger area to ensure that intensity of bearing pressure between the column footing and soil does not exceed permissible bearing capacity of the soil to distribute the column load over soil through the column footing |
Q44 ⇒ Spans of continuous fillers are considered approximately equal if the longest span does not exceed the shortest span by more than. 15% [other wrong options] [Discuss in forum] 5% 10% 20% |
Q45 ⇒ The effective length of a weld, is taken as the actual length. minus twice the size of weld [other wrong options] [Discuss in forum] minus the size of weld plus the size of weld plus twice the size of weld |
Q46 ⇒ In double lacing, the thickness t of flat lacing is. t < 1/60 th length between inner end rivets [other wrong options] [Discuss in forum] t < 1/40 th length between inner end rivets t < 1/50 th length between inner end rivets t < 1/70 th length between inner end rivets |
Q47 ⇒ The most commonly used sections in lateral system to carry shear force in built up columns, are. all the above. [other wrong options] [Discuss in forum] rolled steel flats rolled angles rolled channels |
Q48 ⇒ When the length of a tension member is too long.; a bar is used [other wrong options] [Discuss in forum] a wire rope is used a rod is used a single angle is used. |
Q49 ⇒
0.25 to 0.33 [other wrong options] [Discuss in forum] 0.15 to 0.20 0.25 to 0.24 0.33 to 0.35 |
Q50 ⇒ The permissible stress to which a structural member can be subjected to, is known as. working stress [other wrong options] [Discuss in forum] bearing stress tensile stress compressive stress |
Q51 ⇒ The maximum tensile and compressive bending stress in extreme fibres of rolled I-sections and channels on the effective section, is. 1650 kg/cm2 [other wrong options] [Discuss in forum] 1500 kg/cm2 1420 kg/cm2 2285 kg/cm2 |
Q52 ⇒ Allowable working stress corresponding to the slenderness ratio of double angles placed back to back and connected to one side of a gusset plate, is reduced to. 80% [other wrong options] [Discuss in forum] 50% 60% 70% |
Q53 ⇒ The safe working pressure for a spherical vessel 1.5 m diameter and having 1.5 cm thick wall not to exceed tensile stress 50kg/cm2 , is. 20 kg/cm2 [other wrong options] [Discuss in forum] 16 kg/cm2 18 kg/cm2 22 kg/cm2 |
Q54 ⇒
web only [other wrong options] [Discuss in forum] flanges only web and flanges together none of these. |
Q55 ⇒
all the above. [other wrong options] [Discuss in forum] used with single angle member not used with double angle member used with channel member |
Q56 ⇒ The gross section of the web of a beam is defined as. depth of the beam multiplied by its web thicknes [other wrong options] [Discuss in forum] width of the flange multiplied by its web thickness sum of the flange width and depth of the beam multiplied by the web thickness none of these. |
Q57 ⇒
yield stress to working stress [other wrong options] [Discuss in forum] tensile stress to working stress compressive stress to working stress bearing stress to working stress |
Q58 ⇒
five series. [other wrong options] [Discuss in forum] two series three series four series |
Q59 ⇒ If d is the distance between the flange angles, All the above. [other wrong options] [Discuss in forum] vertical stiffeners are provided in steel plate girders if the web is less than d/85 vertical stiffeners are provided in high tensile steel plate girders if the web is less than d/175 horizontal stiffeners are provided in steel plate girders if the web is less than d/200 |
Q60 ⇒
All the above. [other wrong options] [Discuss in forum] Tacking rivets are used if the minimum distance between centres of two adjacent rivets exceeds 12 t or 200 mm, whichever is less Tacking rivets are not considered to calculate stress Tacking rivets are provided throughout the length of a compression member composed of two components back to back |
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