Civil Engineering
GATE CE topic:structural-engineering PYQs
Build your understanding with focused practice from past exam papers.
Questions 581–590 of 1300. Imported answers require independent review unless marked reviewed.
Question 31
Open questionCENAT1 markNeeds review
An uncompacted heap of soil has a volume of 10000 m
and void ratio of 1. If the soil is compacted to a volume of 7500 m
, then the corresponding void ratio of the compacted soil is _________. (round off to one decimal place)Log in to check the answer
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Open questionCENAT1 markNeeds review
The inside diameter of a sampler tube is 50 mm. The inside diameter of the cutting edge is kept such that the Inside Clearance Ratio (ICR) is 1.0 % to minimize the friction on the sample as the sampler tube enters into the soil.
The inside diameter (in mm) of the cutting edge is ________________.
(round off to two decimal places)
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Open questionCENAT1 markNeeds review
A concentrated vertical load of 3000 kN is applied on a horizontal ground surface. Points P and Q are at depths 1 m and 2 m below the ground, respectively, along the line of application of the load. Considering the ground to be a linearly elastic, isotropic, semi-infinite medium, the ratio of the increase in vertical stress at P to the increase in vertical stress at Q is ________. (in integer)
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Open questionCENAT1 markNeeds review
A concentrically loaded isolated square footing of size 2 m × 2 m carries a concentrated vertical load of 100 kN. Considering Boussinesq’s theory of stress distribution, the maximum depth (in m) of the pressure bulb corresponding to 10 % of the vertical load intensity will be _________. (round off to two decimal places)
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Open questionCENAT1 markNeeds review
At a site, Static Cone Penetration Test was carried out. The measured point (tip) resistance
was 100 kPa at a certain depth. The friction ratio (
) was estimated as 1 % at the same depth.The value of sleeve (side) friction (in kPa) at that depth was ________________. (in integer)
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Open questionCENAT1 markNeeds review
In a triaxial unconsolidated undrained (UU) test on a saturated clay sample, the cell pressure was 100 kPa. If the deviatoric stress at failure was 150 kPa, then the undrained shear strength of the soil is ________ kPa. (in integer)
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Open questionCENAT1 markNeeds review
During a particular stage of the growth of a crop, the consumptive use of water is 2.8 mm/day. The amount of water available in the soil is 50 % of the maximum depth of available water in the root zone. Consider the maximum root zone depth of the crop as 80 mm and the irrigation efficiency as 70 %.
The interval between irrigation (in days) will be _________. (round off to the nearest integer)
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Open questionCENAT1 markNeeds review
A flood control structure having an expected life of
years is designed by considering a flood of return period
years. When
, and
, the structure’s hydrologic risk of failure in percentage is ______.
(round off to one decimal place)Log in to check the answer
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Open questionCENAT1 markNeeds review
The bearing of a survey line is N
W. Its azimuth observed from north is _____ deg. (round off to two decimal places)Log in to check the answer
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Open questionCENAT1 markNeeds review
The base length of the runway at the mean sea level (MSL) is 1500 m. If the runway is located at an altitude of 300 m above the MSL, the actual length (in m) for the runway to be provided is ____________. (round off to the nearest integer)
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