1
GATE CE 2023 Set 1
MCQ (Single Correct Answer)
+1
-0.33
The specific gravity of a soil is 2.60. The soil is at 50% degree of saturation with a water content of 15%. The void ratio of the soil is _______.
A
0.35
B
0.78
C
0.87
D
1.28
2
GATE CE 2023 Set 1
MCQ (Single Correct Answer)
+1
-0.33
A group of 9 friction piles are arranged in a square grid maintaining equal spacing in all directions. Each pile is of diameter 300 mm and length 7 m. Assume that the soil is cohesionless with effective friction angle 𝜙′ = 32°. What is the center-to-center spacing of the piles (in m) for the pile group efficiency of 60%?
A
0.582
B
0.486
C
0.391
D
0.677
3
GATE CE 2023 Set 1
MCQ (Single Correct Answer)
+1
-0.33

A possible slope failure is shown in the figure. Three soil samples are taken from different locations (I, II and III) of the potential failure plane. Which is the most appropriate shear strength test for each of the sample to identify the failure mechanism? Identify the correct combination from the following options:

P : Triaxial compression test

Q : Triaxial extension test

R : Direct shear or shear box test

S : Vane shear test

GATE CE 2023 Set 1 Geotechnical Engineering - Stability of Slopes Question 1 English
A
I - Q, II - R, III - P
B
I - R, II - P, III - Q
C
I - S, II - Q, III - R
D
I - P, II - R, III - Q 
4
GATE CE 2023 Set 1
Numerical
+1
-0
A drained direct shear test was carried out on a sandy soil. Under a normal stress of 50 kPa, the test specimen failed at a shear stress of 35 kPa. The angle of internal friction of the sample is ________ degree (round off to the nearest integer).
Your input ____
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