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Recent questions tagged gate2018-ce-1
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1
GATE Civil 2018 Set 1 | GA Question: 9
Consider a sequence of numbers $a_1, a_2, a_3, \dots , a_n$ where $a_n = \dfrac{1}{n}-\dfrac{1}{n+2}$, for each integer $n>0$. Whart is the sum of the first $50$ terms? $\bigg( 1+ \dfrac{1}{2} \bigg) - \dfrac{1}{50} \\$ ... $1 - \bigg( \dfrac{1}{51} + \dfrac{1}{52} \bigg)$
gatecse
asked
in
Quantitative Aptitude
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
numerical-ability
arithmetic-series
0
votes
0
answers
2
GATE Civil 2018 Set 1 | GA Question: 8
Which of the following function(s) is an accurate description of the graph for the range(s) indicated? $y=2x+4 \text{ for } -3 \leq x \leq -1$ $y= \mid x-1 \mid \text{ for } -1 \leq x \leq 2$ $y= \mid\mid x \mid -1 \mid \text{ for } -1 \leq x \leq 2$ $y=1 \text{ for } 2 \leq x \leq 3$ i, ii and iii only i, ii and iv only i and iv only ii and iv only
gatecse
asked
in
Quantitative Aptitude
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
numerical-ability
functions
0
votes
0
answers
3
GATE Civil 2018 Set 1 | GA Question: 7
The price of a wire made of a super alloy material is proportional to the square of its length. The price of $10 m$ length of the wire is Rs. $1600$. What would be the total price (in Rs.) of two wires of length $4m$ and $6m$ ? $768$ $832$ $1440$ $1600$
gatecse
asked
in
Quantitative Aptitude
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
numerical-ability
ratio-proportion
0
votes
0
answers
4
GATE Civil 2018 Set 1 | GA Question: 6
A fruit seller sold a basket of fruits at $\text{12.5%}$ loss. Had he sold it for Rs. $108$ more, he would have made a $\text{10%}$ gain. What is the loss in Rupees incurred by the fruit seller? $48$ $52$ $60$ $108$
gatecse
asked
in
Quantitative Aptitude
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
numerical-ability
profit-loss
0
votes
0
answers
5
GATE Civil 2018 Set 1 | GA Question: 5
The temperature $T$ in a room varies as a function of the outside temperature $T_0$ and the number of persons in the room $p$, according to the relation $T=K(\theta p +T_0)$, where $\theta$ and $K$ are constants. What would be the value of $\theta$ given the following ... $0.8$ $1.0$ $2.0$ $10.0$
gatecse
asked
in
Quantitative Aptitude
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
numerical-ability
data-interpretation
tabular-data
0
votes
0
answers
6
GATE Civil 2018 Set 1 | GA Question: 4
Tower A is $90$ m tall and tower B is $140$ m tall. They are 100 m apart. A horizontal skywalk connects the floors at $70$ m in both the towers. If a taut rope connects the top of tower A to the bottom tower B, at what distance (in meters) from tower A will the rope intersect the skywalk? $22.22$ $50$ $57.87$ $77.78$
gatecse
asked
in
Quantitative Aptitude
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
numerical-ability
geometry
height-distance
0
votes
0
answers
7
GATE Civil 2018 Set 1 | GA Question: 3
Hema's age is $5$ years more than twice Hari's age. Suresh's age is $13$ years less than Hari's age. If Suresh is $3$ times as old as Hema, then how old is Hema? $14$ $17$ $18$ $19$
gatecse
asked
in
Quantitative Aptitude
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
numerical-ability
age-relation
0
votes
0
answers
8
GATE Civil 2018 Set 1 | GA Question: 10
Each of the letters arranged as below represents a unique integer from $1$ to $9$. The letters are positioned in the figure such that $(A \times B \times C), (B \times G \times E)$ and $(D \times E \times F)$ are equal. Which integer among the following choices ... $4$ $5$ $6$ $9$
gatecse
asked
in
Analytical Aptitude
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
analytical-aptitude
logical-reasoning
0
votes
1
answer
9
GATE Civil 2018 Set 1 | GA Question: 2
"It is no surprise that every society has had codes of behavior; however, the nature of these codes is often _____." The word that best fills the blank in the above sentence is unpredictable simple expected strict
gatecse
asked
in
Verbal Aptitude
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
verbal-ability
most-appropriate-word
0
votes
1
answer
10
GATE Civil 2018 Set 1 | GA Question: 1
"The driver applied the ____ as soon as she approached the hotel where she wanted to take a ____" brake, break break, brake brake, brake break, break
gatecse
asked
in
Verbal Aptitude
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
verbal-ability
most-appropriate-word
0
votes
1
answer
11
GATE2018 CE-1: 52
The ultimate BOD $(L_0)$ of a wastewater sample is estimated as $87 \%$ of COD. The COD of this wastewater is $300$ mg/L. Considering first order BOD reaction rate constant $k$ (use natural log) $= 0.23$ ... value in (in mg/L, up to one decimal place) after three days of incubation at $27^{\circ}$C for this wastewater will be _____
gatecse
asked
in
Water and Waste Water Quality and Treatment
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
numerical-answers
water-and-waste-water-quality-and-treatment
environmental-engineering
biological-and-chemical-oxygen-demand
–1
vote
1
answer
12
GATE2018 CE-1: 47
A rigid smooth retaining wall of height $7$ m with vertical backface retains saturated clay ass backfill. The saturated unit weight and undrained cohesion of the backfill are $17.2 \: kN/m^3$ and $20 \: kPa$, respectively. The difference in the active ... ( in $kN$ per meter length of wall, up to two decimal places), before and after the occurrence of tension crack is _____
gatecse
asked
in
Foundation Engineering
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
numerical-answers
foundation-engineering
geotechnical-engineering
earth-pressure
0
votes
1
answer
13
GATE2018 CE-1: 51
A water sample analysis data is given below, ... $CaCO_3$, up to one decimal place), for the water sample, is ____
gatecse
asked
in
Water and Waste Water Quality and Treatment
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
numerical-answers
water-and-waste-water-quality-and-treatment
environmental-engineering
water-quality-standards
0
votes
1
answer
14
GATE2018 CE-1: 48
Rainfall depth over a watershed is monitored through six number of well distributed rain gauges. Gauged data are given below ... The Thiessen mean value (in mm, up to one decimal place) of the rainfall is _____
gatecse
asked
in
Hydrology
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
numerical-answers
hydrology
water-resources-engineering
hydrologic-cycle
0
votes
1
answer
15
GATE2018 CE-1: 49
The infiltration rate $f$ in a basin under ponding condition is given by $f = 30+10e^{-2t}$ where, $f$ is in mm/h and $t$ is time in hour. Total depth of infiltration (in mm, up to one decimal place) during the last $20$ minutes of a storm of $30$ minutes duration is ______
gatecse
asked
in
Hydrology
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
numerical-answers
water-resources-engineering
hydrology
infiltration
0
votes
1
answer
16
GATE2018 CE-1: 53
A waste activated sludge (WAS) is to be blended with green waste (GW). The carbon (C) and nitrogen (N) contents, per kg of WAS and GW, on dry basis are given in the table. ... $C: N$ ratio of $20:1$ on dey basis is ____
gatecse
asked
in
Water and Waste Water Quality and Treatment
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
numerical-answers
environmental-engineering
green-waste
water-and-waste-water-quality-and-treatment
sludge-disposal
0
votes
1
answer
17
GATE2018 CE-1: 50
In a laboratory, a flow experiment is performed over a hydraulic structure. The measured values of discharge and velocity are $\text{0.05}$ $m^{3}/s$ and $\text{0.25}$ $m/s$, respectively. If the full scale structure ($30$ times bigger) is subjected to a discharge of ${270}$ $m^{3}/s$, then the time scale (model to full scale) value (up to two decimal places) is _______
gatecse
asked
in
Hydraulics
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
dimensional-analysis
hydraulic-similitude
numerical-answers
water-resources-engineering
0
votes
1
answer
18
GATE2018 CE-1: 54
Given the following data: design life $n=15$ years, lane distribution factor $D=0.75$, annual rate of growth of commercial vehicles $r=6 \%$, vehicle damage factor $F=4$ and initial traffic in the year of completion of construction $= 3000$ ... , the design traffic in terms of cumulative number of standard axles (in million standard axles, up to two decimal places) is _____
gatecse
asked
in
Traffic Engineering
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
traffic-engineering
numerical-answers
transportation-engineering
statistical-analysis-of-traffic-data
0
votes
1
answer
19
GATE2018 CE-1: 55
An aircraft approaches the threshold of a runway strip at a speed of $200$ km/h. The pilot decelerates the aircraft at a rate of $1.697 \: m/s^2$ and takes $18 \: s$ to exit the runway strip. If the deceleration after exciting the runway is $1 \: m/s^2$, then the distance (in m, up to one decimal place) of the gate position from the location of exit on the runway is _______
gatecse
asked
in
Transportation Engineering
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
numerical-answers
transportation-engineering
traffic-engineering
runway-length
0
votes
1
answer
20
GATE2018 CE-1: 39
Variation of water depth $(y)$ in a gradually varied open channel flow is given by the first order differential equation $ \dfrac{dy}{dx} = \dfrac{1-e^{-\frac{10}{3} \ln(y)}}{250 - 45e^{-3\ln(y)}}$ ... in m, up to three decimal places) of flow at a downstream section at $x=1$ m from one calculation step of Single Step Euler Method is ___________
gatecse
asked
in
Hydraulics
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
numerical-answers
water-resource-engineering
hydraulics
flow-measurement-in-channels
eulers-method
0
votes
2
answers
21
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 ______
gatecse
asked
in
Concrete Structures
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
numerical-answers
structural-engineering
concrete-structures
design-of-column
0
votes
0
answers
22
GATE2018 CE-1: 41
An RCC beam of rectangular cross section has factored shear of $200$ kN at its critical section. Its width $b$ is $250$ mm and effective depth $d$ is $350$ mm. Assume design shear strength $\tau_c$ of concrete as $0.62 \: N/mm^2$ and maximum ... grade steel are used, then the required spacing (in cm, up to one decimal place) as per limit state method will be _____
gatecse
asked
in
Concrete Structures
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
numerical-answers
structural-engineering
concrete-structures
design-of-beams
0
votes
1
answer
23
GATE2018 CE-1: 45
A conventional drained triaxial compression test was conducted on a normally consolidated clay sample under an effective confining pressure of $200$ kPa. The deviator stress at failure was found to be $400$ kPa. An identical specimen of the same clay sample is ... deviator stress at failure is $150$ kPa, the pore pressure developed (in kPa, up to one decimal place) is ________
gatecse
asked
in
Soil Mechanics
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
numerical-answers
soil-mechanics
geotechnical-engineering
characteristics-of-clay
compression-test
0
votes
2
answers
24
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 _____
gatecse
asked
in
Structural Analysis
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
numerical-answers
structural-engineering
structural-analysis
analysis-of-trusses
0
votes
2
answers
25
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 _____
gatecse
asked
in
Steel Structures
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
numerical-answers
steel-structures
structural-engineering
concept-of-plastic-analysis
welded-i-section
0
votes
1
answer
26
GATE2018 CE-1: 38
The solution (up to three decimal places) at $x=1$ of the differential equation $\dfrac{d^2y}{dx^2} + 2 \dfrac{dy}{dx} + y =0$ subject to boundary conditions $y(0) = 1$ and $\dfrac{dy}{dx}(0) = -1$ is _____
gatecse
asked
in
Ordinary Differential Equation (ODE)
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
ordinary-differential-equation
numerical-answers
0
votes
1
answer
27
GATE2018 CE-1: 37
The solution at $x=1$, $t=1$ of the partial differential equation $\dfrac{\partial ^2 u}{\partial x^2} = 25 \dfrac{\partial ^2 u}{\partial t^2}$ subject to initial conditions of $u(0) = 3x$ and $\dfrac{\partial u}{\partial t}(0) =3$ is _______ $1$ $2$ $4$ $6$
gatecse
asked
in
Partial Differential Equation (PDE)
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
partial-differential-equation
0
votes
0
answers
28
GATE2018 CE-1: 44
At a construction site, a contractor plans to make an excavation as shown in the figure. The water level in the adjacent river is at an elevation of $+20.0$ m. Unit weight of water is $10 \: kn/m^3$. The factor of safety (up to two decimal places) against sand boiling for the proposed excavation is ___________
gatecse
asked
in
Construction Materials and Management
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
numerical-answers
construction-materials-and-management
structural-engineering
construction-contracts
0
votes
1
answer
29
GATE2018 CE-1: 46
The void ratio of a soil is $0.55$ at an effective normal stress of $140$ kPa. The compression index of the soil is $0.25$. In order to reduce the void ratio to $0.4$, an increase in the magnitude of effective normal stress (in kPa, up to one decimal place) should be ________
gatecse
asked
in
Soil Mechanics
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
numerical-answers
soil-mechanics
geotechnical-engineering
void-ratio
0
votes
1
answer
30
GATE2018 CE-1: 33
A rapid sand filter comprising a number of filter beds is required to produce $99$ MLD of potable water. Consider water loss during backwashing as $5\%$, rate of filtration as 6.0 m/h and length to width ratio of filter bed as $1.35$. The width of each ... to take care of break-down, repair, and maintenance. The total number of filter beds required will be $19$ $20$ $21$ $22$
gatecse
asked
in
Water and Waste Water Quality and Treatment
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
environmental-engineering
water-and-waste-water-quality-and-treatment
unit-process-and-operations
0
votes
0
answers
31
GATE2018 CE-1: 32
A closed tank contains $0.5$ m thick layer of mercury (specific gravity $=13.6$) at the bottom. A $2.0$ m thick layer of water lies above the mercury layer. A $3.0$ m thick layer of oil (specific gravity $=0.6$) lies above the water layer. The space above the oil layer contains air under ... air space is $92.214 \: kN/m^2$ $95.644 \: kN/m^2$ $98.922 \: kN/m^2$ $99.321 \: kN/m^2$
gatecse
asked
in
Fluid Mechanics
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
water-resources-engineering
fluid-mechanics
concept-of-boundary-layer-and-its-growth
0
votes
0
answers
32
GATE2018 CE-1: 31
A $0.5 \: m \times 0.5 \: m$ square concrete pile is to be driven in a homogeneous clayey soil having undrained shear strength $c_u=50 \: kPa$ and unit weight, $\gamma = 18.0 \: kN/m^3$. The design capacity of the pile $500$ kN. The adhesion factor $\alpha$ is given as ... pile required for the above design load with a factor of safety of $2.0$ is $5.2$ m $5.8$ m $11.8$ m $12.5$ m
gatecse
asked
in
Foundation Engineering
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
foundation-engineering
geotechnical-engineering
load-capacity-of-piles-in-clay
0
votes
0
answers
33
GATE2018 CE-1: 29
A plate in equilibrium is subjected to uniform stresses along its edges with magnitude $\sigma_{xx} = 30 MPa$ and $\sigma_{yy} = 50 MPa$ as shown in the figure. The Young's modulus of the material is $2 \times 10^{11} \: N/m^2$ and the Poisson's ratio is $0.3$ ... , then the strain $\varepsilon_{zz}$ $-120 \times 10^{-6}$ $-60 \times 10^{-6}$ $0.0$ $120 \times 10^{-6}$
gatecse
asked
in
Solid Mechanics
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
solid-mechanics
structural-engineering
equilibrium
stress-and-strain-relationship
youngs-modulus
poissons-ratio
0
votes
0
answers
34
GATE2018 CE-1: 28
A cylinder of radius $250$ mm and weight, $W=10$ kN is rolled up an obstacle of height $50$ mm by applying a horizontal force $P$ at its centre as shown in the figure. All interfaces are assumed frictionless. The minimum value of P is $4.5$ kN $5.0$ kN $6.0$ kN $7.5$ kN
gatecse
asked
in
Engineering Mechanics
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
structural-engineering
engineering-mechanics
friction
0
votes
0
answers
35
GATE2018 CE-1: 30
The figure shows a simply supported beam PQ of uniform flexural rigidity EI carrying two moments $M$ and $2M$. The slope at P will be $0$ $\text{ML}/(9\text{EI})$ $\text{ML}/(6\text{EI})$ $\text{ML}/(3\text{EI})$
gatecse
asked
in
Structural Analysis
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
structural-analysis
structural-engineering
simply-supported-beam
0
votes
2
answers
36
GATE2018 CE-1: 35
The following details refer to a closed traverse: Line Consecutive coordinate Northing (m) Southing (m) Easting (m) Westing (m) PQ --- $437$ $173$ --- QR $101$ ---- $558$ ---- RS $419$ --- --- $96$ SP ---- $83$ ---- $634$ The length and direction (whole circle bearing) of ... are $1$ m and $90^{\circ}$ $2$ m and $90^{\circ}$ $1$ m and $270^{\circ}$ $2$ m and $270^{\circ}$
gatecse
asked
in
Geomatics Engineering
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
geomatics-engineering
traversing
–1
vote
3
answers
37
GATE2018 CE-1: 34
A priority intersection has a single-lane oneway traffic road crossing an undivided two-lane two-way traffic road. The traffic stream speed on the single lane road is $20$ kmph and the speed on the two-lane road is $50$ kmph. The perception-reaction time is $2.5$ s, coefficient of longitudinal ... be $50$ m and $20$ m $61$ m and $18$ m $111$ m and $15$ m $122$ m and $36$ m
gatecse
asked
in
Traffic Engineering
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
traffic-engineering
transportation-engineering
traffic-stream
0
votes
0
answers
38
GATE2018 CE-1: 36
A square area (on the surface of the earth) with side $100$ m and uniform height, appears as $1 \: cm^2$ on a vertical aerial photograph. The topographic map shows that a contour of $650$ m passes through the area. If focal length of the camera lens is $150$ mm, the height from which the aerial photograph was taken, is $800$ m $1500$ m $2150$ m $3150$ m
gatecse
asked
in
Geomatics Engineering
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
geomatics-engineering
photo-grammetry
0
votes
1
answer
39
GATE2018 CE-1: 25
A city generates $40 \times 10^6$ kg of municipal solid waste (MSW) per year, out of which only $10\%$ is recovered/recycled and the rest goes to landfill. The landfill has a single life of $3$ m height and is compacted to a density of $550 \: kg/m^3$. If $80 \%$ of the landfill is assumed to be MSW, the landfill area (in $m^2$, up to one decimal place) required would be _______
gatecse
asked
in
Municipal Solid Wastes
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
numerical-answers
municipal-solid-waste
environmental-engineering
engineered-system-for-solid-waste-management
recycle
0
votes
0
answers
40
GATE2018 CE-1: 24
For routing of flood in a given channel using the Muskingum method, two of the routing coefficients are estimated as $C_0=-0.25$ and $C_1=0.55$. The value of the third coefficient $C_2$ would be ____
gatecse
asked
in
Hydrology
Feb 17, 2018
by
gatecse
4.0k
points
gate2018-ce-1
numerical-answers
hydrology
water-resources-engineering
flood-estimation-and-routing
muskingum-method
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