National Thermal Power Corporation Question-Paper Contributed by Ms Sowjanya updated on May 2019

NTPC previous years questions with answers,

The paper is for civil stream.The exam was held for 2Hrs and total 120 qns were given.out of which 70 - technical and 50 - aptitude.


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

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