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Recent questions tagged gate2018ce1
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GATE2018 CE1: GA3
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? $14$ $17$ $18$ $19$
asked
Feb 17, 2018
in
Numerical Ability
by
gatecse
(
3.9k
points)
gate2018ce1
generalaptitude
numericalability
agerelation
0
votes
0
answers
2
GATE2018 CE1: GA10
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 cannot be ... $4$ $5$ $6$ $9$
asked
Feb 17, 2018
in
Numerical Ability
by
gatecse
(
3.9k
points)
gate2018ce1
generalaptitude
numericalability
counting
0
votes
0
answers
3
GATE2018 CE1: GA9
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? $\bigg( 1+ \dfrac{1}{2} \bigg)  \dfrac{1}{50} \\$ ... $1  \bigg( \dfrac{1}{51} + \dfrac{1}{52} \bigg)$
asked
Feb 17, 2018
in
Numerical Ability
by
gatecse
(
3.9k
points)
gate2018ce1
generalaptitude
numericalability
summation
0
votes
0
answers
4
GATE2018 CE1: GA4
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? $22.22$ $50$ $57.87$ $77.78$
asked
Feb 17, 2018
in
Numerical Ability
by
gatecse
(
3.9k
points)
gate2018ce1
generalaptitude
numericalability
geometry
0
votes
0
answers
5
GATE2018 CE1: GA8
Which of the following function(s) is an accurate description of the graph for the range(s) indicated? $y=2x+4 \text{ for } 3 \leq x \leq 1$ $y= \mid x1 \mid \text{ for } 1 \leq x \leq 2$ $y= \mid\mid x \mid 1 \mid \text{ for } 1 \leq x \leq 2$ $y=1 \text{ for } 2 \leq x \leq 3$ i, ii and iii only i, ii and iv only i and iv only ii and iv only
asked
Feb 17, 2018
in
Numerical Ability
by
gatecse
(
3.9k
points)
gate2018ce1
generalaptitude
numericalability
linearequation
0
votes
0
answers
6
GATE2018 CE1: GA7
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 $6m$ ? $768$ $832$ $1440$ $1600$
asked
Feb 17, 2018
in
Numerical Ability
by
gatecse
(
3.9k
points)
gate2018ce1
generalaptitude
numericalability
ratioproportion
0
votes
0
answers
7
GATE2018 CE1: GA6
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? $48$ $52$ $60$ $108$
asked
Feb 17, 2018
in
Numerical Ability
by
gatecse
(
3.9k
points)
gate2018ce1
generalaptitude
numericalability
percentages
0
votes
0
answers
8
GATE2018 CE1: GA5
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 $\theta$ ... $0.8$ $1.0$ $2.0$ $10.0$
asked
Feb 17, 2018
in
Numerical Ability
by
gatecse
(
3.9k
points)
gate2018ce1
generalaptitude
numericalability
datainterpretation
0
votes
1
answer
9
GATE2018 CE1: GA1
"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
asked
Feb 17, 2018
in
Verbal Ability
by
gatecse
(
3.9k
points)
gate2018ce1
generalaptitude
verbalability
englishgrammar
0
votes
1
answer
10
GATE2018 CE1: GA2
"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
asked
Feb 17, 2018
in
Verbal Ability
by
gatecse
(
3.9k
points)
gate2018ce1
generalaptitude
verbalability
mostappropriateword
0
votes
1
answer
11
GATE2018 CE1: 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 _____
asked
Feb 17, 2018
in
Others
by
gatecse
(
3.9k
points)
gate2018ce1
trafficengineering
numericalanswers
transportationengineering
0
votes
1
answer
12
GATE2018 CE1: 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 _______
asked
Feb 17, 2018
in
Others
by
gatecse
(
3.9k
points)
gate2018ce1
dimensionalanalysis
hydraulicsimilitude
numericalanswers
waterresourcesengineering
0
votes
1
answer
13
GATE2018 CE1: 51
A water sample analysis data is given below, ... $CaCO_3$, up to one decimal place), for the water sample, is ____
asked
Feb 17, 2018
in
Others
by
gatecse
(
3.9k
points)
gate2018ce1
numericalanswers
waterandwastewater
environmentalengineering
wastewater
0
votes
1
answer
14
GATE2018 CE1: 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 _____
asked
Feb 17, 2018
in
Others
by
gatecse
(
3.9k
points)
gate2018ce1
numericalanswers
waterandwastewater
environmentalengineering
0
votes
1
answer
15
GATE2018 CE1: 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 ______
asked
Feb 17, 2018
in
Others
by
gatecse
(
3.9k
points)
gate2018ce1
numericalanswers
waterresourcesengineering
0
votes
1
answer
16
GATE2018 CE1: 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 _____
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Feb 17, 2018
in
Others
by
gatecse
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3.9k
points)
gate2018ce1
numericalanswers
hydraulics
waterresourcesengineering
–1
vote
1
answer
17
GATE2018 CE1: 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 _____
asked
Feb 17, 2018
in
Others
by
gatecse
(
3.9k
points)
gate2018ce1
numericalanswers
soilmechanics
geotechnicalengineering
0
votes
1
answer
18
GATE2018 CE1: 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 _______
asked
Feb 17, 2018
in
Others
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gatecse
(
3.9k
points)
gate2018ce1
numericalanswers
transportationengineering
trafficengineering
runwaylength
0
votes
1
answer
19
GATE2018 CE1: 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 ____
asked
Feb 17, 2018
in
Others
by
gatecse
(
3.9k
points)
gate2018ce1
numericalanswers
environmentalengineering
greenwaste
0
votes
2
answers
20
GATE2018 CE1: 42
The dimensions of a symmetrical welded Isection are shown in the figure. The plastic section modulus about the weaker axis (in $cm^3$, up to decimal place) is _____
asked
Feb 17, 2018
in
Others
by
gatecse
(
3.9k
points)
gate2018ce1
numericalanswers
steelstructures
structuralengineering
plasticanalysis
0
votes
2
answers
21
GATE2018 CE1: 43
Consider the deformable pinjoined 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 _____
asked
Feb 17, 2018
in
Others
by
gatecse
(
3.9k
points)
gate2018ce1
numericalanswers
transportationinfrastructure
transportationengineering
geometry
0
votes
0
answers
22
GATE2018 CE1: 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 ___________
asked
Feb 17, 2018
in
Others
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gatecse
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3.9k
points)
gate2018ce1
numericalanswers
constructionmaterialsandmanagement
structuralengineering
constructioncontracts
0
votes
1
answer
23
GATE2018 CE1: 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 ________
asked
Feb 17, 2018
in
Others
by
gatecse
(
3.9k
points)
gate2018ce1
numericalanswers
soilmechanics
geotechnicalengineering
characteristicsofclay
0
votes
1
answer
24
GATE2018 CE1: 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 ________
asked
Feb 17, 2018
in
Others
by
gatecse
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3.9k
points)
gate2018ce1
numericalanswers
soilmechanics
geotechnicalengineering
voidratio
0
votes
0
answers
25
GATE2018 CE1: 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 _____
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Feb 17, 2018
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Others
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gatecse
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3.9k
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gate2018ce1
numericalanswers
soilmechanics
geotechnicalengineering
shearstrength
shearstress
0
votes
2
answers
26
GATE2018 CE1: 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 ______
asked
Feb 17, 2018
in
Others
by
gatecse
(
3.9k
points)
gate2018ce1
numericalanswers
structuralengineering
0
votes
1
answer
27
GATE2018 CE1: 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 _______ $1$ $2$ $4$ $6$
asked
Feb 17, 2018
in
Partial Differential Equation (PDE):
by
gatecse
(
3.9k
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gate2018ce1
partialdifferentialequation
engineeringmathematics
0
votes
1
answer
28
GATE2018 CE1: 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{1e^{\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 ___________
asked
Feb 17, 2018
in
Others
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gatecse
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3.9k
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gate2018ce1
numericalanswers
engineeringmechanics
structuralengineering
eulersmethod
0
votes
1
answer
29
GATE2018 CE1: 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 _____
asked
Feb 17, 2018
in
Ordinary Differential Equation (ODE)
by
gatecse
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3.9k
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gate2018ce1
differentialequation
numericalanswers
ordinarydifferentialequation
engineeringmathematics
0
votes
0
answers
30
GATE2018 CE1: 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 $0$ $\text{ML}/(9\text{EI})$ $\text{ML}/(6\text{EI})$ $\text{ML}/(3\text{EI})$
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Feb 17, 2018
in
Others
by
gatecse
(
3.9k
points)
gate2018ce1
solidmechanics
structuralengineering
flexuralrigidity
0
votes
2
answers
31
GATE2018 CE1: 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 $270^{\circ}$
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Feb 17, 2018
in
Others
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gatecse
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3.9k
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gate2018ce1
geomaticsengineering
traversing
0
votes
0
answers
32
GATE2018 CE1: 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
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Feb 17, 2018
in
Others
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gatecse
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3.9k
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gate2018ce1
structuralengineering
0
votes
0
answers
33
GATE2018 CE1: 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 $\varepsilon_{zz}$ $120 \times 10^{6}$ $60 \times 10^{6}$ $0.0$ $120 \times 10^{6}$
asked
Feb 17, 2018
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Others
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gatecse
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3.9k
points)
gate2018ce1
engineeringmechanics
structuralengineering
equilibrium
0
votes
0
answers
34
GATE2018 CE1: 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
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Feb 17, 2018
in
Others
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gatecse
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3.9k
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gate2018ce1
soilmechanics
geotechnicalengineering
0
votes
0
answers
35
GATE2018 CE1: 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 $92.214 \: kN/m^2$ $95.644 \: kN/m^2$ $98.922 \: kN/m^2$ $99.321 \: kN/m^2$
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Feb 17, 2018
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Others
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gate2018ce1
geotechnicalengineering
0
votes
1
answer
36
GATE2018 CE1: 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 breakdown, repair, and maintenance. The total number of filter beds required will be $19$ $20$ $21$ $22$
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Feb 17, 2018
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gate2018ce1
foundationengineering
geotechnicalengineering
–1
vote
3
answers
37
GATE2018 CE1: 34
A priority intersection has a singlelane oneway traffic road crossing an undivided twolane twoway traffic road. The traffic stream speed on the single lane road is $20$ kmph and the speed on the twolane road is $50$ kmph. The perceptionreaction 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
asked
Feb 17, 2018
in
Others
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3.9k
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gate2018ce1
trafficengineering
transportationengineering
trafficstream
0
votes
0
answers
38
GATE2018 CE1: 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
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Feb 17, 2018
in
Others
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3.9k
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gate2018ce1
geomaticsengineering
photogrammetry
0
votes
2
answers
39
GATE2018 CE1: 21
A core cutter of $130$ mm height has inner and outer diameters of $100$ mm and $106$ mm, respectively. The area ratio of the core cutter (in $\%$, up to two decimal places) is _____
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Feb 17, 2018
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Others
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gatecse
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3.9k
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gate2018ce1
numericalanswers
arearatioofcorecutter
0
votes
1
answer
40
GATE2018 CE1: 22
A $1:50$ model of a spillway is to be tested in the laboratory. The discharge in the prototype spillway is $1000 \: m^3/s$. The corresponding discharge (in $m^3/s$, up to two decimal places) to be maintained in the model, neglecting variation in acceleration due to gravity, is _______
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Feb 17, 2018
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Others
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3.9k
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gate2018ce1
numericalanswers
irrigation
waterresourcesengineering
spillways
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