WorksheetsSource ,Quality and Quantity of water (WWE)
Total questions: 8
Worksheet time: 4mins
If pH value of water is
7 water it is said to be neutral
less than 7 it is said to be acidic
more than 7 it is said to be alkaline
All the above.
Most satisfactory formula for an estimate of fire demand Q for a city of population P in thousands for Indian conditions, is
Q = 1640 P (1 - 0.01 P)
Q = 3180 P
None of these.
Turbidity of raw water is a measure of
suspended solids
acidity of water
B.O.D.
None of these.
Pick up the incorrect statement from the following. The underground sources of water, is from
wells
springs
infiltration wells
storage reservoirs
In Domestics demand .......... quantity of water consumed per capita per day
125 Lit
150Lit
135 Lit
270 Lit
Following which Method not used for Population Forecasting
Arithmetical Increase method
Aeration method
Zoning method
Logistic curve method
Which of the following is a primary source of surface water?
Rivers
Groundwater
Desalination plants
Atmospheric precipitation
Which of the following methods is commonly used for estimating future water demand?
Random sampling
Time series analysis
Regression analysis
Survey method
