BARC CE: Full Syllabus Test-15 for ESE & GATE CE Exams

Question 1

The methods adopted for estimating future population by engineers are based on:

Question 2

The following statements are related to growth rate (r) for Calculation of future population by Geometric Increase Method.

i. The design engineers adopt value of r by Arithmetic Average Method.

ii. GOI manual on water treatment recommends Geometric Mean Method.

Select the correct code:

Question 3

Which method is considered is be the best method for population forecasting.

Question 4

Which of the following recommendations are correct?

(i) The pipe mains and filter are designed for average daily draft.

(ii) The service reservoir is designed to take care of hourly fluctuations; fire demand and emergency reservoirs.

(iii) The distribution system should be designed for Maximum of coincident draft or Maximum Hourly Demand.

Question 5

The census records of a particular town are as follows:

Estimate the population for the year 2020 by incremental increase method in lakhs.

Question 6

Potassium Thiocynate is used to color both the water sample and the standard solution for the determination of

Question 7

Suspended solids are objectionable because

(i) Aesthetically displeasing

(ii) It provides adsorption sites for chemical and biological agents

Select the correct code:-

Question 8

The group index for a soil, whose liquid limit is 40 percent, plasticity index is 10 percent and percentage passing 75 micron IS Sieve is 35, is:

Question 9

In a typical compaction curve as indicated in the diagram, points ‘A’ and ‘B’ have dry densities. Choose the most appropriate statement from the following:

Question 10

For a certain loading condition, a saturated clay layer undergoes 40% consolidation in a period 178 days. What would be the additional time
required for further 20% consolidation to occur?

Question 11

A layer of soil having G = 2.67 and e = 0.67 is subjected to an upward head of 1.5 m due to seepage of water. The depth of the soil layer required to provide a factor of safety 2 against piping is

Question 12

Kern of a section is

(i) The region in which compressive load can be applied without producing any tension.

(ii) Of square shape for a rectangular cross section.

(iii) Depends upon eccentricity of loading

Which of the above statements are correct?

Question 13

A homogenous prismatic simply supported beam is subjected to a point load F. The load can be placed anywhere along the span of the beam. The very maximum flexural stress developed in the beam is

Question 14

Which of the following assumptions are made with respect of Euler’s theory applied to columns?

1) The section of the column is uniform

2) The length of the column is very large compared to the lateral dimensions

3) The Euler's theory is valid for both long as well as short column.

Question 15

A thin steel ruler having its cross-section of

is bent by couples applied at its ends so that its length l equal to 25 cm, when bent, as a circular arc, subtends a central angel

Take

The maximum stress induced in the ruler and the magnitude is

Question 16

Which of the following statements are correct?
1) Strain in the direction of applied stress is known as longitudinal strain.
2) Tensile stress results in tensile strain in linear and lateral directions.
3) Strains in all directions perpendicular to the applied stress are known as lateral strain.
4) Ratio of change in volume to original volume is known as volumetric strain.

Question 17

A mild steel bar of length 450 mm tapers uniformly. The diameters at the ends are 36 mm and 18 mm, respectively. An axial load of 12kN is applied on the bar.

The elongation of the bar will be

Question 18

If two soils S1 and S2 tested in the laboratory are having liquid limits 38% and 60% and plastic limits 18% and 20% respectively. If natural moisture content for S1 and S2 is 40% and 50% respectively, which soil is a better foundation material when remoulded.

Question 19

A clear dry sand sample is tested in direct shear test. The normal stress and the shear stress at failure are both equal to 120 kN/m². The angle of shearing resistance of the sand will be

Question 20

The factor of safety of an infinite slope in a sand deposit is found to be 1.732. The angle of shearing resistance of the sand in 30 degree. The average slope of the sand deposit is given by

Question 21

200m diameter and 8m long 9 piles are arranged in a square pattern for foundation in a uniform deposit of clay whose unconfined compressive strength is 80 kN/

. The center to center spacing of piles is 600 mm. The capacity of the pile group assuming F.S. of 2.5, if adhesion factor = 0.6, is

Question 22

A retaining wall with a smooth vertical back retains sand backfill for a depth of 6 m. The backfill has a horizontal surface having the following properties:

What will be the ratio of lateral pressure at wall when restrained against yielding to when backfill is drained upto 3 m depth and the wall is free to yield?
[Take

]

Question 23

For a vertical photograph of size 20 cm × 20 cm on a relative fraction of 10000 has 60% longitudinal overlap and 40% side overlap, the actual ground length covered by each photograph in the longitudinal direction of the flight will be ________.

Question 24

For a photograph the original scale is 1 : 25000. What would be ground resolution, if we get 20 pairs of lines per mm?

Question 25

Statement 1: A magnetic needle suspended freely might not be aligned with the magnetic north.

Statement 2: Magnetic needle deviates from its path due to presence of magnetic substances nearby known as local attraction.

Question 26

The following observed values of an angle and their weightage are given :

Determine the probable error of weighted arithmetic mean.

Question 27

Two pegs A and B are 200m apart A level was set up in the line AB produced and sights are taken on the staff
Reading at A =1.945m
Reading at B = 1.255m
The reduced level of the tops of the pegs A and B are 120.785m and 121.425m respectively. Determine the length of sight for which the error due to curvature and refraction would be same as collimation error. Assume the radius of earth =6370km

Question 28

Which of the following is NOT a defect due to seasoning in timber?

Question 29

The out-turn (or) task for (per day , per person) brick work in cement mortar (or) lime mortar in arches

Question 30

Which of the following terms related to a contract document is NOT correctly matched .

Question 31

Water is flowing over two flat places having equal width. The free-stream velocity is same for both plates and the boundary layer is laminar throughout. The length of first plate is L₁ and that of the second plate is twice as long (L₂ = 2L₁). The relation between the drag force F₂ for the plate of length’L₂’ and the drag force F₁ for the plate of length ‘L₁’ is.

Question 32

A trapezoidal channel has a bed width of 4.2m and a side slope of 1:1 . The bottom slope of the channel is 0.0039. If a discharge of 17m³/sec passes in this channel at a depth of 1.25m, estimate the value of Chezy coefficient c

Question 33

A Positive surge of height 0.73m was found to occur in a wide rectangular channel having a flow with a depth of 2.0m. Estimate the celerity of the surge.