Recent questions tagged gate2016-ce-2 / GO Civil

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41

GATE2016-2-31
An elastic isotropic body is in a hydrostatic state of stress as shown in the figure. For no change in the volume to occur, what should be its Poisson’s ratio? $0.00$ $0.25$ $0.50$ $1.00$

An elastic isotropic body is in a hydrostatic state of stress as shown in the figure. For no change in the volume to occur, what should be its Poisson’s ratio?$0.00$$0....

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42

GATE2016-2-32
For the stress state (in MPa) shown in the figure, the major principal stress is $10$ MPa. The shear stress $\tau$ is $10.0$ MPa $5.0$ MPa $2.5$ MPa $0.0$ MPa

For the stress state (in MPa) shown in the figure, the major principal stress is $10$ MPa.The shear stress $\tau$ is$10.0$ MPa$5.0$ MPa$2.5$ MPa$0.0$ MPa

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43

GATE2016-2-33
The portal frame shown in the figure is subjected to a uniformly distributed vertical load $w$ (per unit length). The bending moment in the beam at the joint ‘Q’ is zero $\dfrac{wL^2}{24}$ (hogging) $\dfrac{wL^2}{12}$ (hogging) $\dfrac{wL^2}{8}$ (sagging)

The portal frame shown in the figure is subjected to a uniformly distributed vertical load $w$ (per unit length).The bending moment in the beam at the joint ‘Q’ iszer...

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44

GATE2016-2-34
Consider the structural system shown in the figure under the action of weight $W$. All the joints are hinged. The properties of the members in terms of length ($L$), area ($A$) and the modulus of elasticity ($E$) are also given in the figure. Let $L$, $A$ and $E$ ... $=0.0417 \: m$ Compressive force $=100 \: kN$; Stress $=1000 \; kN/m^2$; Extension $=0.0417 \: m$

Consider the structural system shown in the figure under the action of weight $W$. All the joints are hinged. The properties of the members in terms of length ($L$), area...

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45

GATE2016-2-35
A haunched (varying depth) reinforced concrete beam is simply supported at both ends, as shown in the figure. The beam is subjected to a uniformly distributed factored load of intensity $10 \: kN/m$. The design shear force (expressed in $kN$) at the section X-X of the beam is ________

A haunched (varying depth) reinforced concrete beam is simply supported at both ends, as shown in the figure. The beam is subjected to a uniformly distributed factored lo...

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46

GATE2016-2-36
A $450 \: mm$ long plain concrete prism is subjected to the concentrated vertical loads as shown in the figure. Cross section of the prism is given as $150 \: mm \times 150 \: mm$. Considering linear stress distribution across the cross-section, the modulus of rupture (expressed in MPa) is _____________

A $450 \: mm$ long plain concrete prism is subjected to the concentrated vertical loads as shown in the figure. Cross section of the prism is given as $150 \: mm \times 1...

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47

GATE2016-2-37
Two bolted plates under tension with alternative arrangement of bolt holes are shown in figure $1$ and $2$. The hole diameter, pitch, and gauge length are $d$, $p$ and $g$, respectively. Which one of the following conditions must be ensured to have higher net tensile capacity of configuration ... shown in Figure $1$? $p^2 > 2gd$ $p^2 < \sqrt{4gd}$ $p^2 > 4gd$ $p > 4gd$

Two bolted plates under tension with alternative arrangement of bolt holes are shown in figure $1$ and $2$. The hole diameter, pitch, and gauge length are $d$, $p$ and $g...

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48

GATE2016-2-38
A fixed-end beam is subjected to a concentrated load ($P$) as shown in the figure. The beam has two different segments having different plastic moment capacities ($M_P, 2M_P$) as shown. The minimum value of load ($P$) at which the beam would collapse (ultimate load) is $7.5 \: M_P/L$ $5.0 \: M_P/L$ $4.5 \: M_P/L$ $2.5 \: M_P/L$

A fixed-end beam is subjected to a concentrated load ($P$) as shown in the figure. The beam has two different segments having different plastic moment capacities ($M_P, 2...

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49

GATE2016-2-39
The activity-on-arrow network of activities for a construction project is shown in the figure. The durations (expressed in days) of the activities are mentioned below in arrows. The critical duration for this construction project is $13$ days $14$ days $15$ days $16$ days

The activity-on-arrow network of activities for a construction project is shown in the figure. The durations (expressed in days) of the activities are mentioned below in ...

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50

GATE2016-2-40
The seepage occurring through an earthen dam is represented by a flownet comprising of $10$ equipotential drops and $20$ flow channels. The coefficient of permeability of the soil is $3 \: mm/min$ and the head loss is $5 \: m$. The rate of seepage (expressed in $cm^3/s$ per $m$ length of the dam) through the earthen dam is _________

The seepage occurring through an earthen dam is represented by a flownet comprising of $10$ equipotential drops and $20$ flow channels. The coefficient of permeability of...

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51

GATE2016-2-41
The soil profile at a site consists of a $5 \: m$ thick sand layer underlain by a $c - \phi$ soil as shown in figure. The water table is found $1 \: m$ below the ground level. The entire soil mass is retained by a concrete retaining wall and is ... the wall is smooth ans vertical. The total active earth pressure (expressed in $kN/m^2$) at point A as per Rankine's theory is __________

The soil profile at a site consists of a $5 \: m$ thick sand layer underlain by a $c - \phi$ soil as shown in figure. The water table is found $1 \: m$ below the ground l...

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52

GATE2016-2-42
OMC-SP and MDD-SP denote the optimum moisture content and maximum dry density obtained from standard Proctor compaction test, respectively. OMC-MP and MDD-MP denote the optimum moisture content and maximum dry density obtained from the modified Proctor compaction test, respectively. Which one of the ... $>$ MDD-MP OMC-SP $>$ OMC-MP and MDD-SP $>$ MDD-MP

OMC-SP and MDD-SP denote the optimum moisture content and maximum dry density obtained from standard Proctor compaction test, respectively. OMC-MP and MDD-MP denote the o...

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53

GATE2016-2-43
Water flows from P to Q through two soil samples, Soil $1$, Soil $2$, having cross sectional area of $80 \: cm^2$ as shown in the figure. Over a period of $15$ minutes, $200$ ml of water was observed to pass through any cross-section. The flow-conditions ... of permeability of Soil $1$ is $0.02$ mm/s, the coefficient of permeability of Soil $2$ (expressed in mm/s) would be _________

Water flows from P to Q through two soil samples, Soil $1$, Soil $2$, having cross sectional area of $80 \: cm^2$ as shown in the figure. Over a period of $15$ minutes, $...

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54

GATE2016-2-44
A $4 \: m$ wide strip footing is founded at a depth of $1.5 \: m$ below the ground surface in a $c-\phi$ soil as shown in the figure. The water table is at a depth of $5.5 \: m$ ... equation and a factor of safety $F_s=2.5$, the net safe bearing capacity (expressed in $kN/m^2$) for local shear failure of the soil is _______

A $4 \: m$ wide strip footing is founded at a depth of $1.5 \: m$ below the ground surface in a $c-\phi$ soil as shown in the figure. The water table is at a depth of $5....

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55

GATE2016-2-45
A square plate is suspended vertically from one of its edges using a hinge support as shown in figure. A water jet of $20 \: mm$ diameter having a velocity of $10 \: m/s$ strikes the plate at its mid-point, at an angle of $30^{\circ}$ with ... neglect the self-weight of the plate. The force $F$ (expressed in $N$) required to keep the plate in its vertical position is _____________

A square plate is suspended vertically from one of its edges using a hinge support as shown in figure. A water jet of $20 \: mm$ diameter having a velocity of $10 \: m/s$...

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56

GATE2016-2-46
The ordinates of a one-hour unit hydrograph at sixty minute interval are $0, 3, 12, 8, 6, 3$ and $0 \: m^3/s$. A two-hour storm of $4$ cm excess rainfall occurred in the basin from $10$ AM. Considering constant base flow of $20 \: m^3/s$, the flow of the river (expressed in $m^3/s$) at $1$ PM is ________

The ordinates of a one-hour unit hydrograph at sixty minute interval are $0, 3, 12, 8, 6, 3$ and $0 \: m^3/s$. A two-hour storm of $4$ cm excess rainfall occurred in the ...

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57

GATE2016-2-47
A $3$ m wide rectangular channel carries a flow of $6 \: m^3 /s$. The depth of flow at a section $P$ is $0.5 \: m$. A flat-topped hump is to be placed at the downstream of the section $P$. Assume negligible energy loss between section $P$ and hump, and ... $m$) which will not change the depth of flow at section P is ________

A $3$ m wide rectangular channel carries a flow of $6 \: m^3 /s$. The depth of flow at a section $P$ is $0.5 \: m$. A flat-topped hump is to be placed at the downstream o...

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58

GATE2016-2-48
A penstock of $1 \: m$ diameter and $5 \: km$ length is used to supply water from a reservoir to an impulse turbine. A nozzle of $15 \: cm$ diameter is fixed at the end of penstock. The elevation difference between the turbine and water level in the ... $80\%$, power generated (expressed in $kW$ and rounded to nearest integer) is _________

A penstock of $1 \: m$ diameter and $5 \: km$ length is used to supply water from a reservoir to an impulse turbine. A nozzle of $15 \: cm$ diameter is fixed at the end o...

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59

GATE2016-2-49
A tracer takes $100$ days to travel from Well-$1$ to Well-$2$ which are $100 \: m$ apart. The elevation of water surface in Well-$2$ is $3 \: m$ below that in Well-$1$. Assuming porosity equal to $15 \%$, the coefficient of permeability (expressed in $m/day$) is $0.30$ $0.45$ $1.00$ $5.00$

A tracer takes $100$ days to travel from Well-$1$ to Well-$2$ which are $100 \: m$ apart. The elevation of water surface in Well-$2$ is $3 \: m$ below that in Well-$1$. A...

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60

GATE2016-2-50
A sample of water has been analyzed for common ions and results are presented in the form of a bar diagram as shown. The non-carbonate hardness (expressed in mg/L as $CaCO_3$) of the sample is $40$ $165$ $195$ $205$

A sample of water has been analyzed for common ions and results are presented in the form of a bar diagram as shown.The non-carbonate hardness (expressed in mg/L as $CaCO...

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61

GATE2016-2-51
A noise meter located at a distance of $30 \: m$ from a point source recorded $74 \: dB$. The reading at a distance of $60 \: m$ from the point source would be __________

A noise meter located at a distance of $30 \: m$ from a point source recorded $74 \: dB$. The reading at a distance of $60 \: m$ from the point source would be __________...

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62

GATE2016-2-52
For a wastewater sample, the three-day biochemical oxygen demand at incubation temperature of $20^{\circ}C$ (BOD$_{\text{3day}, 20^{\circ}C}$) is estimated as $200 mg/L$ ... in mg/L) of the wastewater at incubation temperature of $20^{\circ}C$ (BOD$_{\text{5day}, 20^{\circ}C}$) would be ________

For a wastewater sample, the three-day biochemical oxygen demand at incubation temperature of $20^{\circ}C$ (BOD$_{\text{3day}, 20^{\circ}C}$) is estimated as $200 mg/L$....

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63

GATE2016-2-53
The critical flow ratios for a three-phase signal are found to be $0.30, 0.25$ and $0.25$. The total time lost in the cycle is $10 \: s$. Pedestrian crossings at this junction are not significant. The respective Green times (expressed in seconds and rounded off to the nearest integer) for the three phases are $34, 28$, and $28$ $40, 25$, and $25$ $40, 30$, and $30$ $50, 25$, and $25$

The critical flow ratios for a three-phase signal are found to be $0.30, 0.25$ and $0.25$. The total time lost in the cycle is $10 \: s$. Pedestrian crossings at this jun...

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64

GATE2016-2-54
A motorist traveling at $100$ km/h on a highway needs to take the next exit, which has a speed limit of $50$ km/h. The section of the roadway before the ramp entry has a downgrade of $3 \%$ and coefficient of friction $(f)$ is $0.35$. In order to enter the ramp at the maximum allowable speed limit, the braking distance (expressed in m) from the exit ramp is __________

A motorist traveling at $100$ km/h on a highway needs to take the next exit, which has a speed limit of $50$ km/h. The section of the roadway before the ramp entry has a ...

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65

GATE2016-2-55
A tall tower was photographed from an elevation of $700$ m above the datum. The radial distances of the top and bottom of the tower from the principal points are $112.50$ mm and $82.40$ mm, respectively. If the bottom of the tower is at an elevation $250$ m above the datum, then the height (expressed in m) of the tower is _________

A tall tower was photographed from an elevation of $700$ m above the datum. The radial distances of the top and bottom of the tower from the principal points are $112.50$...

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