GATE CE exam:gate PYQs & Answers — Page 72

Questions 711–720 of 1300. Imported answers require independent review unless marked reviewed.

Topic practice 1300 questionsPage 72 of 130

The equation of deformation is derived to be

for a beam shown in the figure.

Diagram for Civil Engineering question 21

The curvature of the beam at the mid-span (in units, in integer) will be ______.

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The internal (

) and external (

) diameters of a Shelby sampler are 48 mm and 52 mm, respectively. The area ratio (

) of the sampler (in %, round off to two decimal places) is

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A truss EFGH is shown in the figure, in which all the members have the same axial rigidity

. In the figure,

is the magnitude of external horizontal forces acting at joints F and G.

Diagram for Civil Engineering question 22

kN,

kN and

m, the magnitude of the horizontal displacement of joint G (in mm, round off to one decimal place) is ______.

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A 12-hour unit hydrograph (of 1 cm excess rainfall) of a catchment is of a triangular shape with a base width of 144 hour and a peak discharge of 23 m

/s. The area of the catchment (in km

, round off to the nearest integer) is

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The cohesion (

), angle of internal friction (

) and unit weight (

) of a soil are 15 kPa, 20° and 17.5 kN/m³, respectively. The maximum depth of unsupported excavation in the soil (in m, round off to two decimal places) is ______.

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A lake has a maximum depth of 60 m. If the mean atmospheric pressure in the lake region is 91 kPa and the unit weight of the lake water is 9790 N/m

, the absolute pressure (in kPa, round off to two decimal places) at the maximum depth of the lake is

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Two reservoirs are connected through a homogeneous and isotropic aquifer having hydraulic conductivity (

) of 25 m/day and effective porosity (

) of 0.3 as shown in the figure (not to scale). Ground water is flowing in the aquifer at the steady state.

Diagram for Civil Engineering question 24

If water in Reservoir 1 is contaminated then the time (in days, round off to one decimal place) taken by the contaminated water to reach to Reservoir 2 will be ______.

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In a three-phase signal system design for a four-leg intersection, the critical flow ratios for each phase are 0.18, 0.32, and 0.22. The total loss time in each of the phases is 2 s. As per Webster’s formula, the optimal cycle length (in s, round off to the nearest integer) is

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A signalized intersection operates in two phases. The lost time is 3 seconds per phase. The maximum ratios of approach flow to saturation flow for the two phases are 0.37 and 0.40. The optimum cycle length using the Webster’s method (in seconds, round off to one decimal place) is ______.

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A horizontal angle θ is measured by four different surveyors multiple times and the values reported are given below.\n\n| Surveyor | Angle θ | Number of observations |\n|---|---|---|\n| 1 | 36°30′ | 4 |\n| 2 | 36°00′ | 3 |\n| 3 | 35°30′ | 8 |\n| 4 | 36°30′ | 4 |\n\nThe most probable value of the angle θ (in degree, round off to two decimal places) is

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GATE CE exam:gate PYQs

Question 21

Question 21

Question 22

Question 22

Question 23

Question 23

Question 24

Question 24

Question 25

Question 25