Most answered questions in Structural Engineering / GO Civil

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1

GATE2018 CE-2: 38
An $8$ m long simply-supported elastic beam of rectangular cross-section ($100$ mm $\times 200 $mm) is subjected to a uniformly distributed load of $10$ kN/m over its entire span. The maximum principal stress (in MPa, up to two decimal places) at a point located at the extreme compression edge of a cross-section and at $2$ m from the support is _______

An $8$ m long simply-supported elastic beam of rectangular cross-section ($100$ mm $\times 200 $mm) is subjected to a uniformly distributed load of $10$ kN/m over its ent...

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2

GATE2018 CE-1: 43
Consider the deformable pin-joined truss with loading, geometry and section properties as shown in the figure. Given that $E = 2 \times 10^{11} N/m^2, \: A=10 mm^2, L=1 m$ and $P=1 kN$. The horizontal displacement of Joint C (in mm, up to one decimal place) is _____

Consider the deformable pin-joined truss with loading, geometry and section properties as shown in the figure.Given that $E = 2 \times 10^{11} N/m^2, \: A=10 mm^2, L=1 m$...

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3

GATE2018 CE-1: 42
The dimensions of a symmetrical welded I-section are shown in the figure. The plastic section modulus about the weaker axis (in $cm^3$, up to decimal place) is _____

The dimensions of a symmetrical welded I-section are shown in the figure.The plastic section modulus about the weaker axis (in $cm^3$, up to decimal place) is _____

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4

GATE2018 CE-1: 40
An RCC short column (with lateral ties) of rectangular cross section of $250 \: mm \times 300 \: mm$ is reinforced with four numbers of $16$ mm diameter longitudinal bars. The grades of steel and concrete are $\text{Fe}415$ and $M20$, respectively. Neglect ... ($\text{IS }456:2000$), the axial load carrying capacity of the column (in kN, up to one decimal place), is ______

An RCC short column (with lateral ties) of rectangular cross section of $250 \: mm \times 300 \: mm$ is reinforced with four numbers of $16$ mm diameter longitudinal bars...

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5

GATE Civil 2021 Set 2 | Question: 39
A perfectly flexible and inextensible cable is shown in the figure (not to scale). The external loads at $\text{F}$ and $\text{G}$ are acting vertically. The magnitude of tension in the cable segment $\text{FG}$ (in $\text{kN}, \textit{round off to two decimal places}$) is ________________________

A perfectly flexible and inextensible cable is shown in the figure (not to scale). The external loads at $\text{F}$ and $\text{G}$ are acting vertically.The magnitude of ...

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6

GATE2017 CE-2-3
Given that the scope of the construction work is well-defined with all its drawings, specifications, quantities and estimates, which one of the following of contract would be most preferred? EPC contract percentage rate contract Item rate contract Lump sum contract

Given that the scope of the construction work is well-defined with all its drawings, specifications, quantities and estimates, which one of the following of contract woul...

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gatecse asked Aug 7, 2019

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7

GATE2018 CE-2: 50
A coal containing $2 \%$ sulfur is burned completely to ash in a brick kiln at a rate of $30$ kg/min. The sulfur content in the ash was found to be $6 \%$ of the initial amount of sulfur present in the coal fed to the brick kiln. The ... /mole, respectively. The annual rate of sulfur dioxide $(SO_2)$ emission from the kiln (in tonnes/year, up to two decimal places) is ________

A coal containing $2 \%$ sulfur is burned completely to ash in a brick kiln at a rate of $30$ kg/min. The sulfur content in the ash was found to be $6 \%$ of the initial ...

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8

GATE2018 CE-2: 39
A prismatic beam P-Q-R of flexural rigidity $EI = 1 \times 10^4 kNm^2$ is subjected to a momemnt of $180 kNm$ at Q as shown in the figure The rotation at Q (in rad. up to two decimal places is_____

A prismatic beam P-Q-R of flexural rigidity $EI = 1 \times 10^4 kNm^2$ is subjected to a momemnt of $180 kNm$ at Q as shown in the figureThe rotation at Q (in rad. up to ...

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9

GATE2018 CE-2: 21
As per $\text{IS }456:2000$, the minimum percentage of tension reinforcement (up to two decimal places) required in reinforced-concrete beams of rectangular cross-section (considering effective depth in the calculation of area) using $Fe500$ grade steel is _____

As per $\text{IS }456:2000$, the minimum percentage of tension reinforcement (up to two decimal places) required in reinforced-concrete beams of rectangular cross-section...

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10

GATE2018 CE-1: 4
A column of height $h$ with a rectangular cross-section of size $a \times 2a$ has a buckling load of $P$. If the cross-section is changed to $0.5 a \times 3a$ and its height changed to 1.5$h$, the buckling load of the redesigned column will be $P/12$ $P/4$ $P/2$ $3P/4$

A column of height $h$ with a rectangular cross-section of size $a \times 2a$ has a buckling load of $P$. If the cross-section is changed to $0.5 a \times 3a$ and its hei...

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11

GATE2018 CE-1: 6
The Le Chatelier apparatus is used to determine compressive strength of cement fitness of cement setting time of cement soundness of cement

The Le Chatelier apparatus is used to determinecompressive strength of cementfitness of cementsetting time of cementsoundness of cement

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12

GATE2018 CE-1: 7
The deformation in concrete due to sustained loading is creep hydration segregation shrinkage

The deformation in concrete due to sustained loading iscreephydrationsegregationshrinkage

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13

GATE Civil 2021 Set 2 | Question: 6
Strain hardening of structural steel means experiencing higher stress than yield stress with increased deformation strengthening steel member externally for reducing strain experienced strain occurring before plastic flow of steel material decrease in the stress experienced with increasing strain

Strain hardening of structural steel meansexperiencing higher stress than yield stress with increased deformationstrengthening steel member externally for reducing strain...

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14

GATE Civil 2021 Set 2 | Question: 7
A single story building model is shown in the figure. The rigid bar of mass $\text{m}$' is supported by three massless elastic columns whose ends are fixed against rotation. For each of the columns, the applied lateral force $\text{(P)}$ ... $6\sqrt{\frac{6EI}{mL^{3}}}\text{rad/s}$ $\frac{2}{L}\sqrt{\frac{EI}{m}}\text{rad/s}$

A single story building model is shown in the figure. The rigid bar of mass ‘$\text{m}$’ is supported by three massless elastic columns whose ends are fixed against r...

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15

GATE Civil 2021 Set 2 | Question: 8
Seasoning of timber for use in construction is done essentially to increase strength and durability smoothen timber surfaces remove knots from timber logs cut timber in right season and geometry

Seasoning of timber for use in construction is done essentially toincrease strength and durabilitysmoothen timber surfacesremove knots from timber logscut timber in right...

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16

GATE Civil 2021 Set 2 | Question: 9
In case of bids in Two-Envelop System, the correct option is Technical bid is opened first Financial bid is opened first Both (Technical and Financial) bids are opened simultaneously Either of the two (Technical and Financial) bids can be opened first

In case of bids in Two-Envelop System, the correct option isTechnical bid is opened firstFinancial bid is opened firstBoth (Technical and Financial) bids are opened simul...

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17

GATE Civil 2021 Set 2 | Question: 19
A solid circular torsional member $\text{OPQ}$ is subjected to torsional moments as shown in the figure (not to scale). The yield shear strength of the constituent material is $\text{160 MPa}$. The absolute maximum shear stress in the member (in $\text{MPa}$, $\textit{round off to one decimal place}$) is __________________________

A solid circular torsional member $\text{OPQ}$ is subjected to torsional moments as shown in the figure (not to scale). The yield shear strength of the constituent materi...

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18

GATE Civil 2021 Set 2 | Question: 20
A propped cantilever beam $\text{XY}$, with an internal hinge at the middle, is carrying a uniformly distributed load of $\text{10 kN/m}$, as shown in the figure. The vertical reaction at support $\text{X}$ ( in $\text{kN}$, $\textit{in integer}$) is ___________

A propped cantilever beam $\text{XY}$, with an internal hinge at the middle, is carrying a uniformly distributed load of $\text{10 kN/m}$, as shown in the figure.The vert...

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19

GATE Civil 2021 Set 2 | Question: 28
A prismatic steel beam is shown in the figure. The plastic moment, $M_{P}$ calculated for the collapse mechanism using static method and kinematic method is $M_{P,static}> \frac{2PL}{9}=M_{P,kinematic}$ $M_{P,static}= \frac{2PL}{9}\neq M_{P,kinematic}$ $M_{P,static}= \frac{2PL}{9}= M_{P,kinematic}$ $M_{P,static}< \frac{2PL}{9}= M_{P,kinematic}$

A prismatic steel beam is shown in the figure.The plastic moment, $M_{P}$ calculated for the collapse mechanism using static method and kinematic method is$M_{P,static} \...

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20

GATE Civil 2021 Set 2 | Question: 29
A frame $\text{EFG}$ is shown in the figure. All members are prismatic and have equal flexural rigidity. The member $\text{FG}$ carries a uniformly distributed load $\text{w}$ per unit length. Axial deformation of any member is neglected. Considering the joint $\text{F}$ being ... $\text{0.375 wL}$ $\text{0.453 wL}$ $\text{0.482 wL}$ $\text{0.500 wL}$

A frame $\text{EFG}$ is shown in the figure. All members are prismatic and have equal flexural rigidity. The member $\text{FG}$ carries a uniformly distributed load $\tex...

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21

GATE Civil 2021 Set 2 | Question: 37
An elevated cylindrical water storage tank is shown in the figure. The tank has inner diameter of $\text{1.5 m}$. It is supported on a solid steel circular column of diameter $\text{75 mm}$ and total height $\text{(L)}$ of $\text{4m}$ ... $\text{(h)}$ of the water permissible (in $\text{m}$, $\textit{round off to one decimal place}$) is ________________________

An elevated cylindrical water storage tank is shown in the figure. The tank has inner diameter of $\text{1.5 m}$. It is supported on a solid steel circular column of diam...

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22

GATE Civil 2021 Set 2 | Question: 38
A prismatic fixed-fixed beam, modelled with a total lumped-mass of $\text{10 kg}$ as a single degree of freedom $\text{(SDOF)}$ system is shown in the figure. If the flexural stiffness of the beam is $4 \pi ^{2}$ $\text{kN/m}$, its natural frequency of vibration (in $\text{Hz}$, $\textit{in integer}$) in the flexural mode will be ______________

A prismatic fixed-fixed beam, modelled with a total lumped-mass of $\text{10 kg}$ as a single degree of freedom $\text{(SDOF)}$ system is shown in the figure.If the flexu...

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23

GATE Civil 2021 Set 2 | Question: 41
A rectangular cross-section of a reinforced concrete beam is shown in the figure. The diameter of each reinforcing bar is $\text{16 mm}$. The values of modulus of elasticity of concrete and steel are $2.0 \times 10^{4} \text{ MPa}$ ... $\text{(x)}$ for the uncracked section (in $\text{mm}, \textit{round off to one decimal place}$) is ______________

A rectangular cross-section of a reinforced concrete beam is shown in the figure. The diameter of each reinforcing bar is $\text{16 mm}$. The values of modulus of elastic...

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24

GATE Civil 2021 Set 2 | Question: 42
The activity details for a small project are given in the Table. ... $\text{days}, \textit{in integer}$) for project completion is __________________________

The activity details for a small project are given in the Table.$$\begin{array}{|cl|cI|cI|}\hline&\textbf{Activity} & \textbf{Duration (days)} & \textbf{Depends on} \\ \h...

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25

GATE Civil 2021 Set 2 | Question: 43
An equipment has been purchased at an initial cost of $₹ 160000$ and has an estimated salvage value of $₹ 10000$. The equipment has an estimated life of $5$ years. The difference between the book values (in ₹, $\textit{in integer}$) ... at the end of $4^{\text{th}}$ year using straight line method and sum of years digit method of depreciation is______________

An equipment has been purchased at an initial cost of $₹ 160000$ and has an estimated salvage value of $₹ 10000$. The equipment has an estimated life of $5$ years. Th...

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26

GATE Civil 2021 Set 1 | Question: 4
A propped cantilever beam $\text{EF}$ is subjected to a unit moving load as shown in the figure (not to scale). The sign convention for positive shear force at the left and right sides of any section is also shown. The $\text{CORRECT}$ qualitative nature of the influence line diagram for shear force at $\text{G}$ is

A propped cantilever beam $\text{EF}$ is subjected to a unit moving load as shown in the figure (not to scale). The sign convention for positive shear force at the left a...

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27

GATE Civil 2021 Set 1 | Question: 5
Gypsum is typically added in cement to prevent quick setting enhance hardening increase workability decrease heat of hydration

Gypsum is typically added in cement toprevent quick settingenhance hardeningincrease workabilitydecrease heat of hydration

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28

GATE Civil 2021 Set 1 | Question: 6
The direct and indirect costs estimated by a contractor for bidding a project is $₹160000$ and $₹20000$ respectively. If the mark up applied is $10\%$ of the bid price, the quoted price (in ₹) of the contractor is $200000$ $198000$ $196000$ $182000$

The direct and indirect costs estimated by a contractor for bidding a project is $₹160000$ and $₹20000$ respectively. If the mark up applied is $10\%$ of the bid pric...

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29

GATE Civil 2021 Set 1 | Question: 20
The state of stress in a deformable body is shown in the figure. Consider transformation of the stress from the $\text{x-y}$ coordinate system to the $\text{X-Y}$ coordinate system. The angle $\theta$, locating the $\text{X}$-axis, is ... $\text{MPa}, \textit{round off to one decimal place}$) in $\text{x-y}$ coordinate system is ______________________

The state of stress in a deformable body is shown in the figure. Consider transformation of the stress from the $\text{x-y}$ coordinate system to the $\text{X-Y}$ coordin...

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30

GATE Civil 2021 Set 1 | Question: 21
The equation of deformation is derived to be $y=x^{2}-xL$ for a beam shown in the figure. The curvature of the beam at the mid-span (in units, in integer) will be _________________

The equation of deformation is derived to be $y=x^{2}-xL$ for a beam shown in the figure.The curvature of the beam at the mid-span (in units, in integer) will be ________...

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31

GATE Civil 2021 Set 1 | Question: 22
A truss $\text{EFGH}$ is shown in the figure, in which all the members have the same axial rigidity $\text{R}$. In the figure, $\text{P}$ is the magnitude of external horizontal forces acting at joints $\text{F}$ ... of the horizontal displacement of joint $\text{G}$ (in $\text{mm}, \textit{round off to one decimal place}$) is _____________________

A truss $\text{EFGH}$ is shown in the figure, in which all the members have the same axial rigidity $\text{R}$. In the figure, $\text{P}$ is the magnitude of external hor...

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32

GATE Civil 2021 Set 1 | Question: 29
A wedge $\text{M}$ and a block $\text{N}$ are subjected to forces $\text{P}$ and $\text{Q}$ as shown in the figure. If force $\text{P}$ is sufficiently large, then the block $\text{N}$ can be raised. The weights of the wedge and the block are negligible ... $\alpha$' (rounded off to one decimal place) is $0.6$ $0.5$ $2.0$ $0.9$

A wedge $\text{M}$ and a block $\text{N}$ are subjected to forces $\text{P}$ and $\text{Q}$ as shown in the figure. If force $\text{P}$ is sufficiently large, then the bl...

Arjun

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33

GATE Civil 2021 Set 1 | Question: 30
Contractor $\text{X}$ is developing his bidding strategy against Contractor $\text{Y}$. The ratio of $\text{Y's}$ bid price to $\text{X's}$ cost for the $30$ previous bids in which Contractor $\text{X}$ has competed against Contractor $\text{Y}$ is given in the ... is $0\%$ more than $0\%$ but less than $50\%$ more than $50\%$ but less than $100\%$ $100\%$

Contractor $\text{X}$ is developing his bidding strategy against Contractor $\text{Y}$. The ratio of $\text{Y’s}$ bid price to $\text{X’s}$ cost for the $30$ previous...

Arjun

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34

GATE Civil 2021 Set 1 | Question: 38
Refer the truss as shown in the figure (not to scale). If load, $F=10\sqrt{3}\text{ kN}$, moment of inertia, $I=8.33\times 10^{6}\text{ mm}^4$, area of cross-section, $A=10^{4}\text{ mm}^2$, and length, $L=2\text{ m}$ ... members of the truss, the compressive stress (in $\text{kN/m}^2, \textit{in integer}$) carried by the member $\text{Q-R}$ is _______________

Refer the truss as shown in the figure (not to scale).If load, $F=10\sqrt{3}\text{ kN}$, moment of inertia, $I=8.33\times 10^{6}\text{ mm}^4$, area of cross-section, $A=1...

Arjun

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35

GATE Civil 2021 Set 1 | Question: 39
A prismatic cantilever prestressed concrete beam of span length, $L = 1.5 \text{ m}$ has one straight tendon placed in the cross-section as shown in the following figure (not to scale). The total prestressing force of $50 \text{ kN}$ in the ... $\text{Mpa}, \textit{in integer}$) experienced at point $Q$' will be _____________

A prismatic cantilever prestressed concrete beam of span length, $L = 1.5 \text{ m}$ has one straight tendon placed in the cross-section as shown in the following figure ...

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36

GATE Civil 2021 Set 1 | Question: 40
A column is subjected to a total load $(P)$ of $60\text{ kN}$ supported through a bracket connection, as shown in the figure (not to scale). The resultant force in bolt $R$ (in $\text{kN}, \textit{round off to one decimal place}$) is _____________________________

A column is subjected to a total load $(P)$ of $60\text{ kN}$ supported through a bracket connection, as shown in the figure (not to scale).The resultant force in bolt $R...

Arjun

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37

GATE Civil 2021 Set 1 | Question: 41
Employ stiffness matrix approach for the simply supported beam as shown in the figure to calculate unknown displacements/rotations. Take length, $L=8\text{ m}$; modulus of elasticity, $E=3\times 10^{4} \text{N/mm}^{2}$ ... (in $\text{mm}, \textit{round off to integer}$) under $\text{P=100 kN}$ in downward direction will be _________________

Employ stiffness matrix approach for the simply supported beam as shown in the figure to calculate unknown displacements/rotations. Take length, $L=8\text{ m}$; modulus o...

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38

GATE Civil 2021 Set 1 | Question: 42
A square plate $\text{O-P-Q-R}$ of a linear elastic material with sides $1.0\text{ m}$ is loaded in a state of plane stress. Under a given stress condition, the plate deforms to a new configuration $O-{P}'-{Q}'-{R}'$ as shown ... $\text{O-P-Q-R}$ (in $\text{mm}, \textit{round off to one decimal place}$) is __________________

A square plate $\text{O-P-Q-R}$ of a linear elastic material with sides $1.0\text{ m}$ is loaded in a state of plane stress. Under a given stress condition, the plate def...

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39

GATE2020-CE-1-5
Consider the planar truss shown in the figure (not drawn to the scale) Neglecting self weight of the numbers, the number of zero-force members in the truss under the action of the load $P$, is $6$ $7$ $8$ $9$

Consider the planar truss shown in the figure (not drawn to the scale)Neglecting self weight of the numbers, the number of zero-force members in the truss under the actio...

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40

GATE2020-CE-1-6
A reinforcing steel bar, partially embedded in concrete, is subjected to a tensile force $P$. The figure that appropriately represents the distribution of the magnitude of bond stress (represented as hatched region), along the embedded length of the bar, is

A reinforcing steel bar, partially embedded in concrete, is subjected to a tensile force $P$. The figure that appropriately represents the distribution of the magnitude o...

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