List of top Civil Engineering Questions

As per the reports of Central Pollution Control Board of India, the generation of solid waste in large cities per capita per day is .........
The limit of aggregate crushing value for dense mix carpet in flexible pavements is .......
By which of the following processes, the organic material present in the solid waste is decomposed?
As per the IRC recommendations, the coefficient of friction to be preferred between the road surface and vehicle tyre for a speed of vehicle about 50 kmph is .........
The permissible time limit of 120 dB noise is .........
Which of the following particles cause water to appear cloudy and hazy?
What is the total percentage of nitrogen gas present in the air?
Pollutant standards index (PSI) value between 101–199 denotes the air quality as ........
Ringelmann’s scale is used to ........
Which one of the following pollutants or pairs of pollutants is formed due to photochemical reactions?
Electrostatic precipitator is a device to control .........
High COD to BOD ratio of an organic pollutant represents ............
A circular primary clarifier processes an average flow of 5005 m\(^3\)/day of municipal wastewater. The outflow rate is 35 m\(^3\)/m\(^2\)·d. The diameter of clarifier shall be ........
The minimum dissolved oxygen required in water to save the aquatic life is ............
The biochemical treatment of sewage effluents is essentially a process of ............
In transition of sewers from smaller diameter sewers to larger diameter sewers, the continuity of sewers is maintained at the ...........
Acceptable lower limit of bacteria removal through activated sludge process is ...........
Which of the following is a method for estimating evaporation from a water surface?
As compared to fresh river water, sea water contains .........
Fresh sludge has moisture content of 99%, after thickening its moisture content is reduced to 96%. The reduction in volume of sludge is ........
If sensitivity of an irrigation module is 0.5, then what percent variation in outlet discharge will be caused by 50 percent variation in canal water depth?
A city supply of 15000 cubic meters of water per day is treated with a chlorine dosage of 0.5 ppm. For the purpose, the requirement of 25% bleaching powder per day would be .......
In an irrigated plot the net irrigation requirement of crop is found to be 14.9 cm, the application efficiency is 80% and water conveyance efficiency is 70%. What is the gross irrigation requirement (GIR)?
The flow of a liquid at constant rate in a conically tapered pipe is classified as ...........
For medium silt whose average grain size is 0.16 mm, Lacey’s silt factor is likely to be