#### Civil Engineering MCQs – Design Of Steel Structures MCQs Latest

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#### Latest Civil Engineering MCQs

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#### Latest Design Of Steel Structures Mcqs

The most occurred **mcqs of ** Design Of Steel Structures in past papers. **Past papers of **Design Of Steel Structures Mcqs. **Past papers of** Design Of Steel Structures Mcqs . Mcqs are the necessary part of any competitive / job related exams. The Design Of Steel Structures Mcqs having specific numbers in any written test. It is therefore everyone have to learn / remember the related Design Of Steel Structures Mcqs. The Important series of Design Of Steel Structures Mcqs are given below:

**The effect of racking forces is considered in the design of_________________?**

**i) lateral bracesii) chord membersThe correct answer is**

**A. only (i)**

B. both (i) and (ii)

C. only (ii)

D. none of the above

**The sway bracing is designed to transfer____________________?**

A. 10% of the top panel wind load to bottom bracing

B. 2Vi % of the top panel wind load to bottom bracing

C. 25% of the top panel wind load to bottom bracing**D. 50% of the top panel wind load to bottom bracing**

**The bracing provided in the plane of end posts is called__________________?**

A. top lateral bracing **B. portal bracing**

C. sway bracing

D. bottom lateral bracing

**The least dimension in case of a circular column of diameter D is taken as_______________?**

A. 0.68 D

B. 0.5 D **C. 0.88 D**

D. D

**In case of timber structures, the simple bending formula M = fz may be applied for________________?**

**A. rectangular beams up to 300 mm depth**

B. solid circular beams only

C. all rectangular beams

D. all square cross-section beams

#### Design Of Steel Structures – Civil Engineering Mcqs

**The mechanism method and the statical method give__________________?**

A. lower and upper bounds respectively on the strength of structure**B. upper and lower bounds respectively on the strength of structure**

C. upper bound on the strength of structure

D. lower bound on the strength of structure

**Shape factor is a property which depends________________?**

A. only on the yield stress of the material

B. only on the ultimate stress of the material **C. only on the geometry of the section**

D. both on the yield stress and ultimate stress of material

**The mechanism method of plastic analysis satisfies___________________?**

**A. equilibrium and mechanism conditions**

B. mechanism and plastic moment conditions

C. equilibrium and plastic moment conditions

D. equilibrium condition only

**The ratio of plastic section modulus to elastic section modulus__________________?**

A. is always less than 1

B. is equal to 1 **C. is always greater than 1**

D. can be less than 1

**Which of the following conditions is to be satisfied both in elastic and plastic analysis ?**

**A. equilibrium condition**

B. plastic moment condition

C. yield condition

D. mechanism condition

**As per IS:800, in the plastic design, which of the following pairs are correctly matched? Working Loads Load factor________________?**

**(i) Dead load 1.7(ii) Dead Load + imposed load 1.7(iii) Dead load + load due to wind or 1.3 seismic forces(iv) Dead load + imposed load + load 1.7**

due to wind or seismic forces Of these statements

**A. (i) and (ii) are correct**

B. (ii) and (iii) are correct

C. (i), (ii) and (iii) are correct

D. only (i) is correct

**In case of plastic design, the calculated maximum shear capacity of a beam as per IS:800 shall be________________?**

**A. 0.55 Awfy**

B. 0.75 Awfy

C. 0.65 Awfy

D. 0.85 Awfy

where, Aw = effective cross-sectional area resisting shear fy = yield stress of the steel

**The moment of inertia of the pair of vertical stiffeners about the center line of the web should not be less than__________________?**

A. 1.5d¥/C

B. 1.5dV/C **C. 1.5d¥/C2**

D. 1.5dY/C3

where, ‘t’ is the minimum required thick-ness of the web and ‘C is the maximum permitted clear distance between vertical stiffener for thickness ‘t’

**For a compression member with double angle section, which of the following section will give larger value of minimum radius of gyration?**

A. unequal legged angles with short legs back to back **B. unqual legged angles with long legs back to back**

C. equal angles back to back

D. both (B) or (C)

**A steel beam supporting loads from the floor slab as well as from wall is termed as________________?**

A. lintel beam

B. stringer beam **C. spandrel beam**

D. header beam

**Hudson’s formula gives the dead weight of a truss bridge as a function of_________________?**

**A. bottom chord area**

B. effective span of bridge

C. top chord area

D. heaviest axle load of engine

#### Theory Of Structures Mcqs Latest – Civil Engineering Mcqs

**The allowable shear stress in the web of mild steel beams decreases with__________________?**

A. decrease in thickness **B. increase in h/t ratio**

C. decrease in h/t ratio

D. increase in height

where ‘h’ is height and t is thickness

**Pitch of tacking rivets, when double angles connected back to back and acting as tension members should not be more than_________________?**

A. 600 mm

B. 500 mm **C. 1000 mm**

D. 300 mm

**In moment resistant connections, the moment resistance of riveted connection depends upon________________?**

A. compression in rivets

B. shear in rivets **C. tension in rivets**

D. strength of rivets in bearing

**For rivets in tension with counter-sunk heads, the tensile value shall be____________________?**

A. increased by 25 % **B. reduced by 33.3%**

C. reduced by 25 %

D. increased by 33.3 %

**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___________________?**

A. 125 t3/h2

B. 75 t2/h **C. 125 t2/h**

D. 175 t2/h

where, t = the web thickness in mm

h = the outstand of stiffener in mm

**Lug angles_________________?**

**A. are used to reduce the length of connection.**

B. increases shear lag.

C. are unequal angles.

D. all the above

**The minimum thickness of a steel plate, which is directly exposed to weather and is not accessible for cleaning and repainting, should be___________________?**

A. 6 mm

B. 4.5 mm **C. 8 mm**

D. 10 mm

**The shape factor of an isosceles triangle for bending about the axis parallel to the base is________________?**

A. 1.7

B. 1.5

C. 2.0**D. 2.34**

**In the virtual work method, the virtual quantity is_________________?**

**A. displacement**

B. slope

C. load

D. moment

#### MCQs of Civil Engineering Latest

**Other conditions being same, the load factor in indeterminate structures is_______________?**

A. unpredictable **B. more than the load factor in determinate structures**

C. less than the load factor in determinate structures

D. equal to load factor in determinate structures

**Load factor is____________________?**

A. always less than factor of safety

B. always equal to factor of safety **C. always greater than factor of safety**

D. sometimes greater than factor of safety

**The statical method of plastic analysis satisfies_______________?**

A. equilibrium condition only **B. equilibrium and plastic moment conditions**

C. mechanism and plastic moment conditions

D. equilibrium and mechanism conditions

**The moment-curvature relation at a plastic hinge is________________?**

A. parabolic

B. linear **C. constant moment for all curvatures**

D. constant curvature for all moments

**The elastic strain for steel is about_________________?**

A. 1/2 of strain at the initiation of strain hardening and about 1/12 of maxi-mum strain

B. 1/12 of strain at the initiation of strain hardening and about 1/120 of maxi-mum strain **C. 1/12 of strain at the initiation of strain hardening and 1/200 of maximum strain**

D. 1/24 of strain at the initiation of strain hardening and about 1/200 of maximum strain

#### Strength of Materials MCQs – Civil Engineering

**In case of timber structures, the form factor for solid circular cross-section is taken as_________________?**

**A. 1.18**

B. 1.414

C. 1.81

D. 1.67

**compression force in two end posts The pin of a rocker bearing in a bridge is designed for_________________?**

A. bending and shear

B. bearing and shear

C. bearing and bending**D. bearing, shear and bending**

**The portal bracing in a truss bridge is used to_____________________?**

**A. transfer load from top of end posts to bearings**

B. keep the rectangular shape of the bridge cross-section

C. prevent the sidesway buckling of top chord

D. stiffen the structure laterally

**The centrifugal force due to curvature of track is assumed to act on the bridge at a height of___________________?**

A. 1.50 m above the rail level

B. 1.23 m above the rail level **C. 1.83 m above the rail level**

D. 2.13 m above the rail level

**If the loaded length of span in meters of a railway steel bridge carrying a single track is 6 m, then impact factor is taken as_________________?**

A. 0.5

B. 0 **C. between 0.5 and 1.0**

D. 1.0

**The diameter of base of conical flare of a steel stack is_____________________?**

A. equal to d

B. less than d **C. more than d**

D. any of the above

where d is the diameter of the cylindrical part

**The capacity of the smallest pressed steel tank is__________________?**

A. 1650 litre

B. 1000 litre **C. 1950 litre**

D. 2450 litre

**Steel tanks are mainly designed for_______________________?**

A. wind pressure

B. weight of tank **C. water pressure**

D. earthquake forces

**Minimum pitch provided in riveted steel tanks is________________?**

A. 2.0 d

B. 1.5 d

C. 2.5 d**D. 3.0 d**

where d is diameter of rivets

**As per IS : 875, for the purposes of specifying basic wind velocity, the country has been divided into_____________________?**

A. 5 zones

B. 4 zones **C. 6 zones**

D. 7 zones

**The external wind pressure acting on a roof depends on__________________?**

A. degree of permeability of roof**B. slope of roof**

C. both of the above

D. none of the above

**The basic wind speed is specified at a height ‘h’ above mean ground level in an open terrain. The value of’h’ is__________________?**

**A. 10 m**

B. 25 m

C. 20 m

D. 50 m

**The live load for a sloping roof with slope 15°, where access is not provided to roof, is taken as_______________?**

**A. 0.65 kN/m2**

B. 1.35 kN/m2

C. 0.75 kN/m2

D. 1.50 kN/m2

**For the buildings having a low permeability, the internal wind pressure acting normal to the wall and roof surfaces is taken as__________________?**

A. ± 0.5p **B. ±0.2p**

C. zero

D. ±0.7p

where p is basic wind pressure

**To minimize the total cost of a roof truss, the ratio of the cost of truss to the cost of purlins shall be_______________?**

A. 3 **B. 2**

C. 1

D. 4

**The minimum thickness of plates in a steel stack should be___________________?**

A. 5 mm

B. 4 mm **C. 6 mm**

D. 8 mm

**The maximum permissible span of asbestos cement sheets is______________________?**

A. 810 mm

B. 650 mm

C. 1250 mm**D. 1680 mm**

**The maximum spacing of vertical stiffeners is_________________?**

A. 1.25 d

B. 1.33 d **C. 1.5 d**

D. 1.75 d

where d is the distance between flange angles

**Bearing stiffeners are provided at________________?**

**i) the supportsii) the mid spaniii) the point of application of concentrated loads**

The correct answer is?

A. both (i) and (ii)

B. only (i) **C. both (i) and (iii)**

D. (i), (ii) and (iii)

**The forces acting on the web splice of a plate girder are__________________?**

A. shear and axial forces

B. axial forces **C. shear and bending forces**

D. axial and bending forces

**Minimum spacing of vertical stiffeners is limited to________________?**

A. d/2 **B. d/3**

C. d/4

D. 2d/3

where d is the distance between flange angles

**Engineering Economy MCQs – Civil Engineering **

**Intermediate vertical stiffeners in a plate girder need be provided if the depth of web exceeds___________________?**

A. 200 t **B. 851**

C. 501

D. 2501

where t is thickness of web

**The web crippling due to excessive bearing stress can be avoided by_________________?**

A. providing suitable stiffeners

B. increasing the web thickness **C. increasing the length of the bearing plates**

D. none of the above

**Horizontal stiffener in a plate girder is provided to safeguard against_______________?**

A. yielding **B. compression buckling of web plate**

C. shear buckling of web plate

D. all of the above

**Economical depth of a plate girder corresponds to_________________?**

**A. minimum weight**

B. maximum weight

C. minimum depth

D. minimum thickness of web

**The overlap of batten plates with the main members in welded connections should be more than____________________?**

A. 6t **B. 4t**

C. 3t

D. 8t

where t = thickness of the batten plate

**Battening is preferable when the________________?**

**i) column carries axial load onlyii) space between the two main components is not very largeiii) column is eccentrically loaded**

The correct answer is

A. only (iii)

B. only (i) **C. (i) and (ii)**

D. (ii) and (iii)

**Lacing bars in a steel column should be designed to resist_________________?**

A. 2.5% of the column load **B. shear force due to 2.5% of the column load**

C. bending moment due to 2.5% of the column load

D. both (A) and (B)

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

A. 80mm **B. 60mm**

C. 40mm

D. 100mm

**Formation of snow occurs if the cloud temperature is________________?**0

A. At the freezing point

B. Just above the freezing point **C. Below the freezing point**

D. None of these