1
GATE CE 2012
MCQ (Single Correct Answer)
+2
-0.6
A water sample has a pH of 9.25. The concentration of hydroxyl ions in the water sample is
A
$$10^{-9.25}$$ moles/L
B
$$10^{-7.75}$$ moles/L
C
0.302 mg/L
D
3.020 mg/L
2
GATE CE 2012
MCQ (Single Correct Answer)
+1
-0.3
If a small concrete cube is submerged deep in still water in such a way that the pressure exerted on all faces of the cube is p, then the maximum shear stress developed inside the cube is
A
$$0$$
B
$$\frac{\mathrm p}2$$
C
p
D
2p
3
GATE CE 2012
MCQ (Single Correct Answer)
+1
-0.3
The ratio of actual evapo-transpiration to potential evapo-transpiration is in the range
A
0.0 to 0.4
B
0.6 to 0.9
C
0.0 to 1.0
D
1.0 to 2.0
4
GATE CE 2012
MCQ (Single Correct Answer)
+2
-0.6
Wheat crop requires 55 cm of water during 120 days of base period. The total rainfall during this period is 100 mm. Assume the irrigation efficiency to be 60%. The area (in ha) of the land which can be irrigated with a canal flow of 0.01 $$m^3/s$$ is
A
13.82
B
18.85
C
23.04
D
230.40
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Graduate Aptitude Test in Engineering
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