GATE ES 2023 Paper 1 — page 18

Complete GATE ES 2023 Paper 1 overview, original pages and practice · Timed previous-paper practice

Questions 52–54 of 65. Imported answers require review unless explicitly marked reviewed.

Paper practice 65 questionsPage 18 of 22

A trapezoidal canal lined with cement concrete (n = 0.01) is designed to carry a discharge of 20 m

/s at a bed slope 1 in 400. If the bed width is twice the depth of flow and side slope of the canal section is 2 (1 vertical: 2 horizontal) then the corresponding depth of flow will be __________ (in m, rounded off to two decimal places).

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A plunger weighing 314 kN is balanced in a cylindrical vessel of diameter 1.5 m and filled with an oil (specific gravity 0.9) as shown in the following figure (not to the scale).

If a pressure gauge is connected with the vessel using 1.5 cm diameter tube, the reading of the gauge will be __________ (in kPa, rounded off to two decimal places).

Diagram for Environmental Science and Engineering question 53

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A fully penetrating well is installed in a homogeneous and isotropic confined aquifer. The aquifer has uniform thickness of 16 m and hydraulic conductivity of 25 m/d. Water is being pumped out from the well at a constant rate of 0.1 m

/s till steady state condition is reached. If a drawdown of 3.5 m is observed at a distance of 75 m from the well then the drawdown at a distance of 150 m from the well will be ________________ (in m, rounded off to two decimal places).

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2023 · Paper 1

Question 52

Question 53

Question 54