1
GATE CE 2025 Set 2
MCQ (More than One Correct Answer)
+1
-0
Pick one or more CORRECT statement(s) from the choices given below, in the context of upstream and downstream cut-offs provided below the concrete apron of weirs/barrages constructed across alluvial rivers.
A
Cut-offs are provided to increase the rate of flow over the weir / barrage.
B
Cut-offs are provided to increase the seepage length and prevent failure due to piping.
C
The bottom level of cut-offs mainly depends on the scour depth.
D
Cut-offs are provided to ensure occurrence of hydraulic jump within the stilling basin.
2
GATE CE 2023 Set 2
MCQ (Single Correct Answer)
+1
-0.33

Identify the cross-drainage work in the figure.

GATE CE 2023 Set 2 Irrigation - Gravity Dams and Spillways Question 2 English
A
Super passage
B
Aqueduct 
C
Siphon aqueduct
D
Level crossing
3
GATE CE 2022 Set 1
MCQ (More than One Correct Answer)
+1
-0

In the context of cross-damage structures, the correct statement(s) regarding the relative positions of a natural drain (stream/river) and an irrigation canal, is/are

A
In an aqueduct, natural drain water goes under the irrigation canal, whereas in a super-passage, natural drain water goes over the irrigation canal.
B
In a level crossing, natural drain water goes through the irrigation canal.
C
In an aqueduct, natural drain water goes over the irrigation canal, whereas in a super-passage, natural drain water goes under the irrigation canal.
D
In a canal syphon, natural drain water goes through the irrigation canal.
4
GATE CE 2008
MCQ (Single Correct Answer)
+1
-0.3
The base width of an elementary profile of gravity dam of height H is b. The specific gravity of the material of the dam is G and uplift pressure coefficient is K. the correct relationship for no tension at the heel is given by
A
$$\frac bH\;=\;\frac1{\sqrt{G\;-\;K}}$$
B
$$\frac bH\;=\;\frac1{G \sqrt{1\;-\;K}}$$
C
$$\frac bH\;=\;\frac1{G\;-\;K}$$
D
$$\frac bH\;=\;\frac1{K \sqrt{G\;-\;K}}$$
GATE CE Subjects
EXAM MAP