Recent questions in Structural Engineering / GO Civil

0 votes

0 answers

121

GATE2016-1-38
Two plates are connected by fillet welds of size $10$ mm and subjected to tension, as shown in the figure. The thickness of each plate is $12$ mm. The yield stress and the ultimate tensile stress of steel are $250$ MPa and $410$ MPa, respectively. The welding is done in the ... of each weld to transmit a force $P$ equal to $270$ kN (factored) is $90$ mm $105$ mm $100$ mm $115$ mm

Two plates are connected by fillet welds of size $10$ mm and subjected to tension, as shown in the figure. The thickness of each plate is $12$ mm. The yield stress and th...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 27, 2018

0 votes

0 answers

122

GATE2016-1-39
The Optimistic Time (O), Most likely Time (M) and Pessimistic Time (P) (in days) of the activities in the critical path are given below in the format O – M – P. The expected completion time (in days) of the project is ________

The Optimistic Time (O), Most likely Time (M) and Pessimistic Time (P) (in days) of the activities in the critical path are given below in the format O – M – P.The ex...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 27, 2018

0 votes

0 answers

123

GATE2016-1-45
A concrete gravity dam section is shown in the figure. Assuming unit weight of water as $10 \: kN/m^3$ and unit weight of concrete as $24 \: kN/m^3$, the uplift force per unit length of the dam (expressed in kN/m) at $\color{red}{PQ}$ is _____

A concrete gravity dam section is shown in the figure. Assuming unit weight of water as $10 \: kN/m^3$ and unit weight of concrete as $24 \: kN/m^3$, the uplift force per...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 27, 2018

0 votes

0 answers

124

GATE2017 CE-1: 4
An elastic bar of length $L$, uniform cross sectional area $A$, coefficient of thermal expansion $\alpha$, and Young's modulus $E$ is fixed at the two ends. The temperature of the bar is increased by $T$, resulting in an axial stress $\sigma$. Keeping all other parameters unchanged ... , the axial stress would be $\sigma$ $2 \: \sigma$ $0.5 \: \sigma$ $0.25 \: \alpha \: \sigma$

An elastic bar of length $L$, uniform cross sectional area $A$, coefficient of thermal expansion $\alpha$, and Young’s modulus $E$ is fixed at the two ends. The tempera...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

125

GATE2017 CE-1: 5
A simply supported beam is subjected to a uniformly distributed load. Which one of the following statements is true? Maximum or minimum shear force occurs where the curvature is zero Maximum or minimum bending moment occurs where the shear force is ... minimum bending moment occurs where the curvature is zero Maximum bending moment and maximum shear force occur at the same section

A simply supported beam is subjected to a uniformly distributed load. Which one of the following statements is true?Maximum or minimum shear force occurs where the curvat...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

126

GATE2017 CE-1: 6
According to $IS \: 456 - 2000$, which one of the following statements about the depth of neutral axis $x_{\text{u, bal}}$ for a balanced reinforced concrete section is correct? $x_{\text{u, bal}}$ ... both the grade of concrete and grade of steel $x_{\text{u, bal}}$ does not depend on the grade of concrete and grade of steel

According to $IS \: 456 – 2000$, which one of the following statements about the depth of neutral axis $x_{\text{u, bal}}$ for a balanced reinforced concrete section is...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

127

GATE2017 CE-1: 7
The figure shows a two-hinged parabolic arch of span $L$ subjected to a uniformly distributed load of intensity $q$ per unit length. The maximum bending moment in the arch is equal to $\dfrac{qL^2}{8} \\$ $\dfrac{qL^2}{12} \\$ zero $\dfrac{qL^2}{10}$

The figure shows a two-hinged parabolic arch of span $L$ subjected to a uniformly distributed load of intensity $q$ per unit length.The maximum bending moment in the arch...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

128

GATE2017 CE-1: 29
A planar truss tower structure is shown in the figure. Consider the following statements about the external and internal determinacies of the truss. Externally Determinate External Static Indeterminacy $=1$ External Static Indeterminacy $=2$ Internally Determinate Internal Static Indeterminacy $=1$ ... S-False; T-False; U- True P-True; Q- True; R-False; S-True; T-False; U- True

A planar truss tower structure is shown in the figure.Consider the following statements about the external and internal determinacies of the truss.Externally DeterminateE...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

129

GATE2017 CE-1: 38
A pre-tensioned rectangular concrete beam $150$ mm wide and $300$ mm depth is prestressed with three straight tendons, each having a cross-sectional are of $50 \: mm^2$, to an initial stress of $1200 \: N/mm^2$. The tendons are located at $100$ ... is $6$, the loss of prestressing force (in kN, up to one decimal place) due to the elastic deformation of concrete only is _________.

A pre-tensioned rectangular concrete beam $150$ mm wide and $300$ mm depth is prestressed with three straight tendons, each having a cross-sectional are of $50 \: mm^2$, ...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

130

GATE2017 CE-1: 39
Consider the stepped bar made with a linear elastic material and subjected to an axial load of $1$ kN, as shown in the figure. Segments $1$ and $2$ have cross-sectional area of $100 \: mm^2$ and $60 \: mm^2$, Young's modulus of $2 \times 10^5$ MPa ... mm and $900$ mm, respectively. The strain energy (in N-mm, up to one decimal place) in the bar due to the axial load is __________

Consider the stepped bar made with a linear elastic material and subjected to an axial load of $1$ kN, as shown in the figure.Segments $1$ and $2$ have cross-sectional ar...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

131

GATE2017 CE-1: 40
The value of $M$ in the beam ABC shown in the figure is such that the joint B does not rotate. The value of support reaction (in kN) at B should be equal to _________.

The value of $M$ in the beam ABC shown in the figure is such that the joint B does not rotate.The value of support reaction (in kN) at B should be equal to _________.

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

132

GATE2017 CE-1: 41
Consider the beam ABCD shown in the figure. For a moving concentrated load of $50$ kN on the beam, the magnitude of the maximum bending moment (in kN-m) obtained at the support C will be equal to ________.

Consider the beam ABCD shown in the figure.For a moving concentrated load of $50$ kN on the beam, the magnitude of the maximum bending moment (in kN-m) obtained at the su...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

133

GATE2017 CE-1: 42
Consider two axially loaded columns, namely, $1$ and $2$, made of a linear elastic material with Young's modulus $2 \times 10^5$ MPa, square cross-section with side $10$ mm, and length $1$ m. For column $1$, one end is fixed and the other end is free ... 's theory, the ratio (up to one decimal place) of the buckling load of Column $2$ to the buckling load of Column $1$ is ________

Consider two axially loaded columns, namely, $1$ and $2$, made of a linear elastic material with Young’s modulus $2 \times 10^5$ MPa, square cross-section with side $10...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

134

GATE2017 CE-1: 43
A column is subjected to a load through a bracket as shown in the figure. The resultant force (in kN, up to one decimal place) in the bolt $1$ is _______

A column is subjected to a load through a bracket as shown in the figure.The resultant force (in kN, up to one decimal place) in the bolt $1$ is _______

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

135

GATE2017 CE-1: 44
A particle of mass $2$ kg is travelling at a velocity of $1.5$ m/s. A force $f(t) = 3t^2$ (in N) is applied to it in the direction of motion for a duration of $2$ seconds, where $t$ denotes time in seconds. The velocity (in m/s, up to one decimal place) of the particle immediately after the removal of the force is _______.

A particle of mass $2$ kg is travelling at a velocity of $1.5$ m/s. A force $f(t) = 3t^2$ (in N) is applied to it in the direction of motion for a duration of $2$ seconds...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

136

GATE2017 CE-1: 45
The activity details of a project are given below: ... The estimated minimum time (in days) for the completion of the project will be __________

The activity details of a project are given below:$$\begin{array}{|c|c|c|} \hline \text{Activity} & \text{Depends on} & \text{Duration (in days)} \\ \hline P & \dots & 6 ...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

137

GATE2015-2-6
A horizontal beam $ABC$ is loaded as shown in the figure below. The distance of the point of contraflexure from end $A$ (in m) is _________

A horizontal beam $ABC$ is loaded as shown in the figure below. The distance of the point of contraflexure from end $A$ (in m) is _________

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

138

GATE2015-2-7
For the plane stress situation shown in the figure, the maximum shear stress and the plane on which it acts are: $-50$ MPa, on a plane $45^{\circ}$ clockwise w.r.t. $x$-axis $-50$ MPa, on a plane $45^{\circ}$ anti-clockwise w.r.t. $x$-axis $50$ MPa at all orientations Zero, at all orientations

For the plane stress situation shown in the figure, the maximum shear stress and the plane on which it acts are:$-50$ MPa, on a plane $45^{\circ}$ clockwise w.r.t. $x$-ax...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

139

GATE2015-2-8
A guided support as shown in the figure below is represented by three springs (horizontal, vertical and rotational) with stiffness $k_x, k_y$ and $k_{\theta}$ respectively. The limiting values of $k_x, k_y$ and $k_{\theta}$ are: $\infty, 0, \infty$ $\infty, \infty, \infty$ $0, \infty, \infty$ $\infty, \infty, 0$

A guided support as shown in the figure below is represented by three springs (horizontal, vertical and rotational) with stiffness $k_x, k_y$ and $k_{\theta}$ respectivel...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

140

GATE2015-2-9
A column of size $450 \: mm \times 600\: mm $ has unsupported length of $3.0$ m and is braced against side sway in both directions. According to $IS \: 456:2000$, the minimum eccentricities (in mm) with respect to major and minor principal axes are: $20.0$ and $20.0$ $26.0$ and $21.0$ $26.0$ and $20.0$ $21.0$ and $15.0$

A column of size $450 \: mm \times 600\: mm $ has unsupported length of $3.0$ m and is braced against side sway in both directions. According to $IS \: 456:2000$, the min...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

141

GATE2015-2-10
Prying forces are shearing forces on the bolts because of the joints tensile forces due to the flexibility of connected parts bending forces on the bolts because of the joints forces due the friction between connected parts

Prying forces areshearing forces on the bolts because of the jointstensile forces due to the flexibility of connected partsbending forces on the bolts because of the join...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

142

GATE2015-2-11
A steel member $’ M’$ has reversal of stress due to live loads, whereas another member $’N’$ has reversal of stress due to wind load. As per $IS \: 800: 2007$, the maximum slenderness ratio permitted is: less for member $’ M’$ than that of member $’ N’$ more for member $’ M’$ than that of member $’N’$ same for both members not specified in the Code

A steel member $’ M’$ has reversal of stress due to live loads, whereas another member $’N’$ has reversal of stress due to wind load. As per $IS \: 800: 2007$, th...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

143

GATE2015-2-30
In a system, two connected rigid bars $AC$ and $BC$ are identical length, $L$ with pin supports at $A$ and $B$. The bars are interconnected at $C$ by a frictionless hinge. The rotation of the hinge is restrained by a rotational spring of stiffness, $k$. The system initially assumes a straight ... at $C$ is: $\dfrac{PL}{4k} \\$ $\dfrac{PL}{2k} \\$ $\dfrac{P}{4k} \\$ $\dfrac{Pk}{4L}$

In a system, two connected rigid bars $AC$ and $BC$ are identical length, $L$ with pin supports at $A$ and $B$. The bars are interconnected at $C$ by a frictionless hinge...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

144

GATE2015-2-31
A simply supported reinforced concrete beam of length $10$ m sags while undergoing shrinkage. Assuming a uniform curvature of $0.004 m^{-1}$ along the span, the maximum deflection (in m) of the beam at mid-span is __________.

A simply supported reinforced concrete beam of length $10$ m sags while undergoing shrinkage. Assuming a uniform curvature of $0.004 m^{-1}$ along the span, the maximum d...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

145

GATE2015-2-32
A steel strip of length $L=200$ mm is fixed at end $A$ and rests at $B$ on a vertical spring of stiffness, $k=2 \: N/mm$. The steel strip is $5$ mm wide and $10$ mm thick. A vertical load, $P=50$ N is applied at $B$, as shown in the figure. Considering $E=200$ GPa, the force (in N) developed in the spring is ________.

A steel strip of length $L=200$ mm is fixed at end $A$ and rests at $B$ on a vertical spring of stiffness, $k=2 \: N/mm$. The steel strip is $5$ mm wide and $10$ mm thick...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

146

GATE2015-2-33
A simply supported beam AB of span, $L=24$ m is subjected to two wheel loads acting at a distance, $d=5$ m apart as shown in the figure below. Each wheel transmits a load, $P=3$ kN and may occupy any position along the beam. If the beam is an $I$-section having section modulus, $S=16.2 \:cm^3$, the maximum bending stress (in GPa) due to the wheel loads is _______.

A simply supported beam AB of span, $L=24$ m is subjected to two wheel loads acting at a distance, $d=5$ m apart as shown in the figure below. Each wheel transmits a load...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

147

GATE2015-2-34
According to the concept of Limit State Design as per $IS \: 456:2000$, the probability of failure of a structure is ______.

According to the concept of Limit State Design as per $IS \: 456:2000$, the probability of failure of a structure is ______.

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

148

GATE2015-2-35
In a pre-stressed concrete beam section shown in the figure, the net loss is $10 \%$ and the final pre-stressing force applied at $X$ is $750$ kN. The initial fiber stresses (in $N/mm^2$) at the top and bottom of the beam were: $4.166$ and $20.833$ $ – 4.166$ and $ – 20.833$ $4.166$ and $ – 20.833$ $ – 4.166$ and $20.833$

In a pre-stressed concrete beam section shown in the figure, the net loss is $10 \%$ and the final pre-stressing force applied at $X$ is $750$ kN. The initial fiber stres...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

149

GATE2015-2-36
A fixed end beam is subjected to a load, W at $1/3$ rd span from the left support as shown in the figure. The collapse load of the beam is: $16.5 M_p/L$ $15.5 M_p/L$ $15.0 M_p/L$ $16.0 M_p/L$

A fixed end beam is subjected to a load, W at $1/3$ rd span from the left support as shown in the figure. The collapse load of the beam is:$16.5 M_p/L$$15.5 M_p/L$$15.0 M...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

150

GATE2015-2-40
Stress path equation for tri-axial test upon application of deviatoric stress is, $q=10 \sqrt{3}+0.5p$. The respective values of cohesion, $c$ (in kPa) and angle of internal friction, $\phi$ are: $20$ and $20^{\circ}$ $20$ and $30^{\circ}$ $30$ and $30^{\circ}$ $30$ and $20^{\circ}$

Stress path equation for tri-axial test upon application of deviatoric stress is, $q=10 \sqrt{3}+0.5p$. The respective values of cohesion, $c$ (in kPa) and angle of inter...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

151

GATE2015-2-53
In Marshall method of mix design, the coarse aggregate, fine aggregate, fines and bitumen having respective values of specific gravity $2.60, 2.70, 2.65$ and $1.01$, are mixed in the relative proportions ($\%$ by weight) of $55.0, \: 35.8, \: 3.7$ and $5.5$ respectively. The ... the mix respectively are: $2.42$ and $2.63$ $2.42$ and $2.78$ $2.42$ and $2.93$ $2.64$ and $2.78$

In Marshall method of mix design, the coarse aggregate, fine aggregate, fines and bitumen having respective values of specific gravity $2.60, 2.70, 2.65$ and $1.01$, are ...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

152

GATE2015-1-4
Workability of concrete can be measured using slump, compaction factor and Vebe time. Consider the following statements for workability of concrete. As the slump increases, the Vebe time increases As the slump increases, the compaction factor increases Which of the following is TRUE? Both (i) and ( ... (i) and (ii) are False (i) is True and (ii) is False (i) is False and (ii) is True

Workability of concrete can be measured using slump, compaction factor and Vebe time. Consider the following statements for workability of concrete.As the slump increases...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

153

GATE2015-1-5
Consider the following statements for air-entrained concrete: Air-entrainment reduces the water demand for a given level of workability Use of air-entrained concrete is required in environments where cyclic freezing and thawing is expected Which of the following is TRUE? Both (i) and (ii) are True Both (i) and (ii) are False (i) is True and (ii) is False (i) is False and (ii) is True

Consider the following statements for air-entrained concrete:Air-entrainment reduces the water demand for a given level of workabilityUse of air-entrained concrete is re...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

154

GATE2015-1-6
Consider the singly reinforced beam shown in the figure below: At cross-section $XX$, which of the following statements is TRUE at the limit state? The variation of stress is linear and that of strain is non-linear The variation of strain is linear and that of stress is non-linear The variation of both stress and strain is linear The variation of both stress and strain is non - linear

Consider the singly reinforced beam shown in the figure below:At cross-section $XX$, which of the following statements is TRUE at the limit state?The variation of stress ...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

155

GATE2015-1-7
For the beam shown below, the stiffness coefficient $K_{22}$ can be written as $\dfrac{6EI}{L^2} \\$ $\dfrac{12EI}{L^3} \\$ $\dfrac{3EI}{L} \\$ $\dfrac{EI}{6L^2}$

For the beam shown below, the stiffness coefficient $K_{22}$ can be written as$\dfrac{6EI}{L^2} \\$$\dfrac{12EI}{L^3} \\$$\dfrac{3EI}{L} \\$$\dfrac{EI}{6L^2}$

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

156

GATE2015-1-8
The development length of a deformed reinforcement bar can be expressed as $(1/k) (\phi \sigma_s / \tau_{bd})$. From the $IS: 456 – 2000$, the value of $k$ can be calculated as _______

The development length of a deformed reinforcement bar can be expressed as $(1/k) (\phi \sigma_s / \tau_{bd})$. From the $IS: 456 – 2000$, the value of $k$ can be calcu...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

157

GATE2015-1-9
For the beam shown below, the value of the support moment $M$ is _____ $kN-m$.

For the beam shown below, the value of the support moment $M$ is _____ $kN-m$.

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

158

GATE2015-1-10
Two triangular wedges are glued together as shown in the following figure. The stress acting normal to the interface, $\sigma_n$ is _______ MPa.

Two triangular wedges are glued together as shown in the following figure. The stress acting normal to the interface, $\sigma_n$ is _______ MPa.

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

159

GATE2015-1-19
The two columns below show some parameters and their possible values. ... $P - I, Q - V, R - VI, S - II$ $P - III, Q - II, R - V, S - IV$

The two columns below show some parameters and their possible values.$\begin{array}{ll} \textbf{Parameter} & \textbf{Value} \\ P – \text{ Gross Command Area} & I – 10...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018

0 votes

0 answers

160

GATE2015-1-31
The composition of an air-entrained concrete is given below: ... gravity of OPC, sand and coarse aggregate to be $3.14$, $2.67$, and $2.74$, respectively. The air content is ______ $liters/m^3$.

The composition of an air-entrained concrete is given below:$\begin{array}{lcr} \text{Water} & : & 184 \: kg/m^3 \\ \text{Ordinary Portland Cement (OPC)} & : & 368 \: kg/...

Milicevic3306

11.9k points

Milicevic3306 asked Mar 26, 2018