Provided by www.YuvaJobs.com - NTPC Placement Paper Andhra University, Vishakapatnam 16 April 2011 The technial questions are mainly from environmental engineering and soil mechanics.The questions were simple and they are basics. What does the mix design ratio imply: ans: cement : fineaggregate : coarse aggregate What type of tendons are used in rail sleepers: Who is the father of soil mechanics Name the instrument usedfor the mesurement of velocity What type of pile is used in the cohesionless soils: anchor piles(ans) Removal of airvoids from the soil is defined as : compaction(ans) Is the BOD content at 20degree or 30 degree is less after 5 days: 3odegree Definition of reynolds num Difference between indore and bangalore method of lanfill-bangalore is anaerobic and indore method is aerobic Find the coefficient of active earth pressurewhen angle is 30degree Definition of void ratio: ratio of volume of voids to volume of solids What does the radius of the mohrcircle represent The most healthy practice of disposal of waste: ans: landfill The water body constructed to store the river water : dam The structure constructed to allow the overflow in the dam: spillway Two questions on the effective length of the column Ratio of polar modulus to sectional modulus Types of foundation used for various soils like cohesive and cohesion less soils A qustion on the basic definition of delta and duty The unit hydrograph is plotted for: discharge vs time Various atmospheric zones : troposphere stratosphere mesopsphereetcc..arrange in the order End products after the chlorination 2-3 problems on the noise polution verysimple formula oriented probs Aptitude: Maths from ratios, percentages, ages, averages and the time work need to be concentrated Data interpretation-from graphs,various information given Abigparagraph with 5qns General knowledge - 7 qns Provided by www.YuvaJobs.com - NTPC Placement Paper Andhra University, Vishakapatnam 16 April 2011