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1
GATE2019 CE1: 19
For a given loading on a rectangular plain concrete beam with an overall depth of $500 \: mm$, the compressive strain and tensile strain developed at the extreme fibers are of the same magnitude of $2.5 \times 10^{4}$. The curvature in the beam crosssection (in $m^{1}$, round off to $3$ decimal places), is ________
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gate2019ce1
numericalanswers
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2
GATE2019 CE1: 20
A completely mixed dilute suspension of sand particles having diameters $0.25, \: 0.35, \: 0.40, \: 0.45$ and $0.50 \: mm$ are filled in a transparent glass column of diameter $10 \: cm$ and height $2.50 \: m$. The suspension is allowed to ... $0.45$ and $0.50 \: mm$ from the suspension is _________
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gate2019ce1
numericalanswers
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3
GATE2019 CE1: 21
The maximum number of vehicles observed in any five minute period during the peak hour is $160$. If the total flow in the peak hour is $1000$ vehicles, the five minute peak hour factor (round off to $2$ decimal places) is _______
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gate2019ce1
numericalanswers
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4
GATE2019 CE1: 22
A circular duct carrying water gradually contracts from a diameter of $30 \: cm$ to $15 \: cm$. The figure (not drawn to scale) shows the arrangement to differential manometer attached to the duct. When the water flows, the differential manometer shows a ... Assuming frictionless flow, the flow rate (in $m^3/s$, round off to $3$ decimal places) through the duct is ________
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gate2019ce1
numericalanswers
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5
GATE2019 CE1: 23
The probability that the annual maximum flood discharge will exceed $25000 \: m^3/s$, at least once in next $5$ years is found to be $0.25$. The return period of this flood event (in years, round off to $1$ decimal place is ________
asked
Feb 14
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Probability and Statistics
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gate2019ce1
probability
numericalanswers
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6
GATE2019 CE1: 24
A soil has specific gravity of its solids equal to $2.65$. The mass density of water is $1000 \: kg/m^3$. Considering zero air voids and $10 \%$ moisture content of the soil sample, the dry density (in $kg /m^3$, round off to $1$ decimal place) would be ______
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Feb 14
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gate2019ce1
numericalanswers
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7
GATE2019 CE1: 25
A concentrated load of $500 \: kN$ is applied on an elastic half space. The ratio of the increase in vertical normal stress at depths of $2 \: m$ and $4 \: m$ along the point of the loading, as per Boussinesq’s theory, would be _____
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gate2019ce1
numericalanswers
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8
GATE2019 CE1: 36
A $16 \: mm$ thick gusset plate is connected to the $12 \: mm$ thick flange plate of an Isection using fillet welds on both sides as shown in the figure (not drawn to scale). The gusset plate is subjected to a point load of $350 \: kN$ ... $1$ decimal place) on the fillet weld along the vertical plane would be _______
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Feb 14
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gate2019ce1
numericalanswers
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9
GATE2019 CE1: 37
The network of a small construction project awarded to a contractor is shown in the following figure. The normal duration, crash duration, normal cost, and crash cost of all the activities are shown in the table. The indirect cost incurred by the contractor is ... is targeted for completion in $16$ days, the total cost (in INR) to be incurred by the contractor would be _______
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Feb 14
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gate2019ce1
numericalanswers
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10
GATE2019 CE1: 38
A box measuring $50 \: cm \times 50 \: cm \times 50 \: cm$ is filled to the top with dry coarse aggregate of mass $187.5 \: kg$. The water absorption and specific gravity of the aggregate are $0.5 \%$ and $2.5,$ respectively. The maximum quantity of water (in kg, round off to $2$ decimal places) required to fill the box completely is __________
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Feb 14
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gate2019ce1
numericalanswers
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11
GATE2019 CE1: 39
A portal frame shown in figure (not drawn to scale) has a hinge support at joint P and a roller support at joint R. A point load of $50 \: kN$ is acting at joint in R in the horizontal direction. The flexural rigidity. EI, of each number is $10^6 \: kNm^2$. Under the applied load, the horizontal displacement (in mm, round off to $1$ decimal place) of joint R would be _________
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Feb 14
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gate2019ce1
numericalanswers
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12
GATE2019 CE1: 40
A sample of air analysed at $0^{\circ} C$ and $1 \: atm$ pressure is reported to contain $0.02 \: ppm$ (parts per million) of $NO_2$. Assume the gram molecular mass of $NO_2$ as $46$ and its volume at $0^{\circ} C$ and $1 \: atm$ pressure as $22.4$ litres per mole. The equivalent $NO_2$ concentration (in microgram per cubic meter, round off to $2$ decimal places) would be ________
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Feb 14
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gate2019ce1
numericalanswers
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13
GATE2019 CE1: 41
A $0.80 \: m$ deep bed of sand filter (length $4 \:m $ and width $3 \: m$) is made of uniform particles (diameter $=0.40 \: mm$, specific gravity $=2.65$, shape factor $=0.85$) with bed porosity of $0.4$. The bed has to be backwashed at ... the terminal settling velocity of sand particles is $0.05 \: m/s$, the expanded bed depth (in $m$ round off to $2$ decimal places) is _______
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Feb 14
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gate2019ce1
numericalanswers
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14
GATE2019 CE1: 42
A wastewater is to be disinfected with $35 \: mg/L$ of chlorine to obtain $99 \%$ kill of microorganisms. The number of microorganisms remaining alive $(N_t)$ at time $t$, is modelled by $N_t=N_o e^{kt}$, where $N_o$ is number of micromicroorganisms at $t=0$, ... $1.0 \: m$, respectively, the length of the tank (in $m$, round off to $2$ decimal places) is ________
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Feb 14
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2.8k
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gate2019ce1
numericalanswers
0
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15
GATE2019 CE1: 43
A staff is placed on a benchmark (BM) of reduced level (RL) $100.000 \: m$ and a theodolite is placed at a horizontal distance of $50 \: m$ from the BM to measure the vertical angles. The measured vertical angles from the horizontal at the staff readings of ... the same. Taking the height of the instrument as $1.400 \: m$, the RL (in $m$) of the theodolite station is ____________
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Feb 14
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2.8k
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gate2019ce1
numericalanswers
0
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16
GATE2019 CE1: 44
Consider the ordinary differential equation $x^2 \dfrac{d^2y}{dx^2} – 2x \dfrac{dy}{dx} +2y=0$. Given the values of $y(1)=0$ and $y(2)=2$, the value of $y(3)$ (round off to $1$ decimal place), is _________
asked
Feb 14
in
Ordinary Differential Equation (ODE)
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gate2019ce1
differentialequation
numericalanswers
0
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0
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17
GATE2019 CE1: 45
Average free flow speed and the jam density observed on a road stretch are $60 \: km/h$ and $120$ vehicles/km, respectively. For a linear speeddensity relationship, the maximum flow on the road stretch (in vehicles/h) is _______
asked
Feb 14
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Others
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Arjun
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2.8k
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gate2019ce1
numericalanswers
0
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0
answers
18
GATE2019 CE1: 46
Traffic on a highway is moving at a rate of $360$ vehicles per hour at a location. If the number of vehicles arriving on this highway follows Poisson distribution, the probability (round off to $2$ decimal places) that the headway between successive vehicles lies between $6$ and $10$ seconds is ________
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Feb 14
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2.8k
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gate2019ce1
numericalanswers
0
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0
answers
19
GATE2019 CE1: 47
A parabolic vertical curve is being designed to join a road of grade $+5 \%$ with a road of grade $3 \%$. The length of the vertical curve is $400 \: m$ measured along the horizontal. The vertical point of curvature (VPC) is located on the ... $m$, round off to the nearest integer) is _________
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Feb 14
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Arjun
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2.8k
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gate2019ce1
numericalanswers
0
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answers
20
GATE2019 CE1: 48
Tie bars of $12 \: mm$ diameter are to be provided in a concrete pavement slab. The working tensile stress of the tie bars is $230 \: MPa$, the average bond strength between a tie bar and concrete is $2 \: MPa$, and the joint gap between the slabs ... loss of bond and the tolerance factor, the design length of the tie bars (in $mm$, round off to the nearest integer) is ________
asked
Feb 14
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gate2019ce1
numericalanswers
0
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0
answers
21
GATE2019 CE1: 49
The hyetograph of a storm event of duration $140$ minutes is shown in the figure: The infiltration capacity at the start of this event $(t=0)$ is $17 \: mm/hour$, which linearly decreases to $10 \: mm/hour$ after $40$ minutes duration. As the event ... of the storm event. The value of the infiltration index, $\phi$ (in $mm/hour$ round off to $2$ decimal places), is _____________
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gate2019ce1
numericalanswers
0
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22
GATE2019 CE1: 50
Two water reservoirs are connected by a siphon (running full) of total length $5000$ m and diameter of $1.10$ m, as shown below (figure not drawn to scale). The inlet leg length of the siphon to its summit is $2000$ m. The difference in the water surface ... of the summit of siphon from the water level of upper reservoir, $h$ (in m, round off to $1$ decimal place) is ______
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Feb 14
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Arjun
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2.8k
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gate2019ce1
numericalanswers
0
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0
answers
23
GATE2019 CE1: 51
Consider a laminar flow in the xdirection between two infinite parallel plates (Couette flow). The lower plate is stationary and the upper plate is moving with a velocity of $1 \: cm/s$ in the xdirection. The distance between the plates is $5 \: mm$ and the dynamic viscosity ... $\dfrac {\partial p}{\partial x}$, (in $N/m^2$ per $m$, round off to $1$ decimal place) is _________
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Feb 14
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Arjun
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2.8k
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gate2019ce1
numericalanswers
0
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0
answers
24
GATE2019 CE1: 52
A reinforced concrete circular pile of $12 \: m$ length and $0.6 \: m$ diameter is embedded in stiff clay which has an undrained unit cohesion of $110 \: kN/m^2$. The adhesion factor is $0.5$. The Net Ultimate Pullout (uplift) Load for the pile (in $kN$, round off to $1$ decimal place) is __________
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Feb 14
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Arjun
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2.8k
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gate2019ce1
numericalanswers
0
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0
answers
25
GATE2019 CE1: 53
A granular soil has a saturated unit weight of $20 \:kN/m^3$ and an effective angle of shearing resistance of $30^{\circ}$. The unit weight of water is $9.81 \: kN/m^3$. A slope is to be made on this soil deposit in which the seepage occurs ... seepage condition for a factor of safety of $1.5$, the safe slope angle (in degree, round off to $1$ decimal place) would be ________
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Feb 14
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Arjun
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2.8k
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gate2019ce1
numericalanswers
0
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26
GATE2019 CE1: 54
A $3 \: m \times 3 \: m$ square precast reinforced concrete segments to be installed by pushing them through an existing railway embankment for making an underpass as shown in the figure. A reaction arrangement using precast PCC blocks placed on the ground ... the same properties that of soil, the factor of safety (round off to $1$ decimal place) against shear failure is ________
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Feb 14
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gate2019ce1
numericalanswers
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1
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27
GATE2019 CE1: 55
A square footing of $ 4 \: m$ side is placed at $1 \: m$ depth in a sand deposit. The dry unit weight $( \gamma)$ of sand is $15 \: kN/m^3$. This footing has an ultimate bearing capacity of $600 \: kPa$ ... deposit. For a factor of safety of $3.0$ as per Terzaghi's theory, the safe bearing capacity (in $kPa$) of this footing would be _________
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gate2019ce1
numericalanswers
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28
GATE2019 CE2: 20
The degree of static indeterminacy of the plane frame as shown in the figure is ________
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Feb 12
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gate2019ce2
numericalanswers
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29
GATE2019 CE2: 21
The characteristic compressive strength of concrete required in a project is $25 \: MPa$ and the standard deviation in the observed compressive strength expected at site is $4 \: MPa$. The average compressive strength of cubes tested at different watercement (w/c) ... The watercement ratio (in percent, round off to the lower integer) to be used in the mix is ______
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Feb 12
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gate2019ce2
numericalanswers
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30
GATE2019 CE2: 22
The data from a closed traverse survey PQRS (run in the clockwise direction) are given in the table $\begin{array}{cc} \hline \text{Line} & \text{Included angle (in degrees)} \\ \hline PQ & 88 \\ \hline QR & 92 \\ \hline RS & 94 \\ \hline SP & 89 \\ \hline \end{array}$ The closing error for the traverse PQRS (in degrees) is ______
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gate2019ce2
numericalanswers
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answers
31
GATE2019 CE2: 23
A vehicle is moving on a road of grade $+4 \%$ at a speed of $20 \: m/s$. Consider the coefficient of rolling friction as $0.46$ and acceleration due to gravity as $10 \: m/s^2$. On applying brakes to reach a speed of $10 \: m/s$, the required braking distance (in m, round off to nearest integer) along the horizontal, is ______
asked
Feb 12
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Others
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Arjun
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2.8k
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gate2019ce2
numericalanswers
0
votes
0
answers
32
GATE2019 CE2: 24
The command area of a canal grows only one crop, i.e., wheat. The base period of wheat is $120$ days and its total water requirement, $\Delta$, is $40 \: cm$. If the canal discharge is $2 \: m^3/s$, the area, in hectares, rounded off to the nearest integer, which could be irrigated (neglecting all losses) is _________
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gate2019ce2
numericalanswers
0
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0
answers
33
GATE2019 CE2: 25
Construction of a new building founded on a clayey soil was completed in January $2010$. In January $2014$, the average consolidation settlement of the foundation in clay was recorded as $10 \: mm$. The ultimate consolidation settlement was estimated in ... soil site, the expected consolidation settlement in January $2019$( in mm, round off to the nearest integer) will be _______
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gate2019ce2
numericalanswers
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answers
34
GATE2019 CE2: 36
A long uniformly distributed load of $10 \: kN/m$ and a concentrated load of $60 \: kN$ are moving together on the beam ABCD shown in the figure (not drawn to scale). The relative positions of the two loads are not fixed. The maximum shear force (in $kN$, round off to the nearest integer) caused at the internal hinge B due to the two loads is _________
asked
Feb 12
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gate2019ce2
numericalanswers
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35
GATE2019 CE2: 37
A plane frame shown in the figure (not to scale) has linear elastic springs at node H. The spring constants are $k_x = k_y = 5 \times 10^5 kN/m$ and $k_{\theta} =3 \times 10^5 \: kNm/rad$. For the externally applied moment of $30 \: kNm$ at node F, the rotation (in degrees, round off to $3$ decimals) observed in the rotational spring at node H is ______
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Feb 12
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gate2019ce2
numericalanswers
0
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0
answers
36
GATE2019 CE2: 38
A rolled $I$section beam is supported in a $75 \: mm$ wide bearing plate as shown in the figure. Thicknesses of flange and web of the $I$ section $20 \: mm$ and $8 \: mm$, respectively. Root radius of the $I$section is $10 \: mm$. Assume: material ... $IS: 8002007$, the web bearing strength (in $kN$, round off to $2$ decimal places) of the beam is __________
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Feb 12
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gate2019ce2
numericalanswers
0
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answers
37
GATE2019 CE2: 39
When a specimen of $M25$ concrete is loaded to a stress level of $12.5 \: MPa$, a strain of $500 \times 10^{6}$ is recorded. If this load is allowed to stand for a long time, the strain increases to $1000 \times 10^{6}$. In ... with the provisions of $IS:4562000$, considering the longterm effects, the effective modulus of elasticity of the concrete (in $MPa$) is _________
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Feb 12
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gate2019ce2
numericalanswers
0
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0
answers
38
GATE2019 CE2: 40
A water treatment plant treats $6000 \: m^3$ of water per day. As a part of the treatment process, discrete particles are required to be settled in a clarifier. A column test indicates that an overflow rate of $1.5 \: m$ per hour would produce the desired removal of ... of $3.0 \:m$. The volume of the required clarifier, (in $m^3$, round off to $1$ decimal place) would be ______
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gate2019ce2
numericalanswers
0
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0
answers
39
GATE2019 CE2: 41
Raw municipal solid waste (MSW) collected from a city contains $70 \%$ decomposable material that can be converted to methane. The water content of the decomposable material is $35\%$. An elemental analysis of the decomposable material yields the following mass percent. ... The mass of methane produced (in grams, round off to $1$ decimal place) per kg of raw MSW will be _________
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Feb 12
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Others
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Arjun
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gate2019ce2
numericalanswers
0
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0
answers
40
GATE2019 CE2: 42
Consider the reactor shown in the figure. The flow rate through the reactor is $Q \: m^3/h$. The concentrations (in $mg/L$) of a compound in the influent and effluent are $C_0$ and $C$, respectively. The compound is degraded in the reactor following the first order ... $L_{\text{CMFR}}/L_{\text{PFR}}$ (round off to $2$ decimal places) is ____________
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gate2019ce2
numericalanswers
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