BARC CE: Full Syllabus Test-13

A steel specimen of 10 mm diameter extends by 0.05 mm over a gauge length of 140 mm when subjected to an axial load of 8 kN. If the same specimen undergoes a twist of 0.4 on a length of 140 mm over a twisting moment of 5 N-m, than the values of elastic constant G and are

A circular section as shown in the figure shown in the figure below is subjected to bending moment ‘m’

What is the maximum bending stress?

A simply supported beam AB is acted upon by couples 2M₀ and M₀ at the ends as shown below. The expression for angle of rotation θ_A and θ_B at the ends of the beam respectively are (EI is constant)

A partially-saturated soil sample has natural moisture content of 25% and bulk unit weight of 18.5 kN/m³, The specific gravity of soil solids is 2.65 and unit weight of water is 9.81 kN/m³. The unit weight of the soil sample on full saturation is

Which of the following statements is true with regards to design of lacings?

What is the value of hydraulic gradient in a 2.2 m diameter smooth concrete pipe carrying a discharge of 3.8 m³/sec using Hazen-Williams equation? [Assume Hazen-Williams coefficient = 130]

A sewer line of diameter 800 mm is to be laid in a colony. The recommended spacing of manholes in straight reaches as per IS 1742 would be:

The mass curve of rainfall for a duration of 100 minute is given below –

Estimate the maximum intensity of rainfall for 20 minute duration of storm.

Which of the following are the causes of inconsistency of rainfall?

I- Shifting of rain gauge

II- Neighbour hood of station has marked changes

III- recording of data multiple times a day but according to standard time

IV- Occurrence of observational error from a certain date.

What is the width of elementary gravity dam, whose height is 90 m? Specific gravity of dam material is 2.5 and seepage coefficient at the base is 0.6.

Moisture holding capacity of the soil in a 80 ha farm is 16 cm/m. The field is to be irrigated when 50 % of the available moisture in the root zone is depleted. The irrigation water is to be supplied by a pump working for 8 hours a day and water application efficiency is 80%. If the root zone depth of crop is 1.0 m and consumptive use is 4 mm/day than capacity of irrigation system required to irrigate the crop in 40 ha is____ l/s.

Consider the following statements in the light of IS : 456 - 2000 :

1. There is an upper limit on the nominal shear stress in beams (even with shear reinforcement) due to the possibility of crushing of concrete in diagonal compression.

2. A rectangular concrete slab whose length is equal to its width may not be a two-way slab for certain definable support conditions.

Which of the above statements is/are correct?

A certain R.C short column with 300 mm square cross-section is made of M 20 grade concrete and has 4 numbers - 20 mm diameter, longitudinal bars of Fe 415 grade steel. It is under the action of a concentric axial compressive load. Ignoring the reduction in the area of concrete due to the steel bars, the ultimate axial load carrying capacity of the column as given by the relevant code is

A cable of insignificant weight, 18 m long, is supported at it two end, 16 m apart, at the same level. The cable supports at its mid-reach a load of 120 N. The tension in the cable is nearly?

Muller – Breslau principle gives influence line in?

In remote sensing, the electromagnetic radiation (EMR) are measured to infer the surface parameters, these EMRs are …………… from the surface of earth to be studied.

A levelling manual is prepared such that the sum of rise and fall is 0 and 5.5 m respectively the first RL of the data is 110.655 m than last RL will be?

The following are the three angles, P, Q and R observed at a station O, closing the horizon along with their standard errors. Determine corrected angle R?

∠ P = 76°49’10” ± 2”, ∠ Q = 134°39’50” ± 3”, ∠ R = 148°30’36’ ± 5”

At a certain station, the mean of the average temperature is 25°C and mean of the maximum daily temperature is 46°C . What is the airport reference temperature ?

A BG track has a sleeper density of n + 5 . If the track is laid with welded rails of 26 m length then what is the number of sleepers required for constructing railway track of 1690m?

If ruling gradient is 1 in 20. What will be the grade compensation and compensated gradient for the curve of radius 120 m.

Which of the following statements regarding Bouge’s compound are correct.

1) C₃A is responsible for flash setting of cement

2) C_uAFPosess the best engineering significance

3) C₃ S is observed to have the best Cementous Property

Consider the following statements regarding refractory bricks in furnaces:

1. The furnace is fired at temperatures more than 1700°C

2. Silica content in the soil should be less than 40%.

3. Water absorption of bricks should not exceed 10%

4. Chrome bricks are known as basic bricks.

Which of the above statements are correct?

A closed tank 2x2x6 m long is completely filled is completely filled with water. It is moved horizontally with an acceleration of 4.905 m/s². Find the height of water level in the vertical tube attached to the bottom of the rear side of the tank.

What are the factors on which cost of owing & operation of equipment depends on-?

A silt control device consisting of a number of rectangular tunnels provided parallel to the axis of head regulator and terminating near the under sluiced weir to allow the clearer water to flow through the head regulator is called:

A Propped cantilever AB has a span of 4000mm and is of uniform rectangular C/S. Cross section dimension are 100 × 200 mm. To make the beam to behave like simple supported beam, what should be the magnitude of distributed load “W” in kN/m for the fig. shown below

In one of the principles of survey, i.e., working from whole to part, larger measurement (base line) are taken first with………..

A body is subjected to two perpendicular stresses 120 MPa and 70 MPa. The yield stress of the material as per maximum strain energy theory if the factor of safety of 1.65 is to be provided is

Assume Poisson ratio of material to be 0.28.

The rock content in a fill is 82% by dry weight. The rock can be compacted to a minimum void ratio of 0.75 . The maximum dry unit weight to which the soil fraction can be compacted is 1.65 gm/cc. What is the maximum dry density to which the fill can be compacted? (Sp. gravity of rock = 2.62)