Civil Engineering
2017 · Paper 1
Take it one question at a time. Try an answer, then check your understanding.
Complete GATE CE 2017 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 22–24 of 65. Imported answers require review unless explicitly marked reviewed.
Question 22
Open questionCENAT1 markNeeds review
A 3 m thick clay layer is subjected to an initial uniform pore pressure of 145 kPa as shown in the figure.

For the given ground conditions, the time (in days, rounded to the nearest integer) required for 90% consolidation would be ____________
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 23
Open questionCENAT1 markNeeds review
A triangular pipe network is shown in the figure.

The head loss in each pipe is given by
, with the variables expressed in a consistent set of units. The value of
for the pipe
is 1 and for the pipe
is 2. If the discharge supplied at the point
(i.e., 100) is equally divided between the pipes
and
, the value of
(up to two decimal places) for the pipe
should be ____________Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 24
Open questionCENAT1 markNeeds review
The ordinates of a 2-hour unit hydrograph for a catchment are given as:
Time (h) | 0 | 1 | 2 | 3 | 4 |
|---|---|---|---|---|---|
Ordinate (m³/s) | 0 | 5 | 12 | 25 | 41 |
The ordinate (in m³/s) of a 4-hour unit hydrograph for this catchment at the time of 3 h would be ________.
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