1
GATE CE 2016 Set 2
MCQ (Single Correct Answer)
+2
-0.6
A sample of water has been analyzed for common ions and results are presented in the form
of a bar diagram as shown.
The non-carbonate hardness (expressed in mg/L as $${\mathrm{CaCO}}_3$$) of the sample is
The non-carbonate hardness (expressed in mg/L as $${\mathrm{CaCO}}_3$$) of the sample is2
GATE CE 2016 Set 1
Numerical
+2
-0
Effluent from an industry 'A' has a pH of 4.2. The effluent from another industry 'B'
has double the hydroxyl (OH-)
ion concentration than the effluent from industry 'A'. pH
of effluent from the industry 'B' will be _______.
Your input ____
3
GATE CE 2014 Set 1
MCQ (Single Correct Answer)
+2
-0.6
For a sample of water with the ionic composition shown in the figure below, the carbonate and noncarbonate
hardness concentrations (in mg/l as $${\mathrm{CaCO}}_3$$), respectively are:
4
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
Questions Asked from Quality Control of Water (Marks 2)
Number in Brackets after Paper Indicates No. of Questions
GATE CE Subjects
Construction Material and Management
Geomatics Engineering Or Surveying
Levelling Traversing Theodolites and Plane Table Surveying Measurement of Area, Volume and Theory of Errors and Survey Adjustment Field Astronomy and Photogrammetric Surveying Basics of GIS, GPS and Remote Sensing Angular Measurements and Compass Survey Basic Concepts Linear Measurements and Chain Survey
Engineering Mechanics
Hydrology
Transportation Engineering
Strength of Materials Or Solid Mechanics
Reinforced Cement Concrete
Steel Structures
Environmental Engineering
Engineering Mathematics
Structural Analysis
Geotechnical Engineering
Origin of Soils Definitions and Properties of Soils Classification of Soils and Clay Mineralogy Effective Stress and Permeability Seepage Analysis Compaction of Soil Compressibility and Consolidation Shear Strength of Soil Stress Distribution of Soil Retaining Wall and Earth Pressure Stability of Slopes Shallow Foundation Pile Foundation Soil Stabilization
Fluid Mechanics and Hydraulic Machines
General Aptitude