BARC CE: Full Syllabus Test-20 for ESE & GATE CE Exams

Question 1

Which of the following factors affect the workability of concrete?

1. Cement content

2. Shape of aggregates

3. Size of aggregate

4. fineness of cement

5. Use of admixture

Question 2

A project is made to construction of a space aircraft and network diagram is as follows. If schedule completion time of project is 33 and probability of finishing work is 84.13%

i. CPM approach must be used.

ii. PERT analysis must be used.

iii. Work is on schedule.

iv. Stand deviation is less than 10.

Question 3

Statements (I): Shape factor of a triangular section is more than that of a circular section.

Statements (II): Compared to triangular section, circular section has more area near the neutral axis than at the extreme fibre.

Question 4

What is the stress at the section x – x for the bar ABCD with uniform cross-section 1000 mm²?

Question 5

What is the TON for a sample of water that requires 124 ml of distilled water in a total mixture volume of 200 ml to an odour level that is just perceptible :

Question 6

For a given steady flow of water at a point, the streamlines are 1 cm apart and the velocity is 25 m/s. At a different point downstream the stream lines are found to be 2 cm apart. What will be the pressure difference (in MPa) between the first and the second point?

Question 7

Calculate net ultimate bearing capacity as per Skempton’s method of a circular footing on a pure clayey soil when depth of the footing is 1 m below the ground level and radius of the footing is 80 cm cohesion value of the soil is 30 kN/m²:

Question 8

The analysis of maximum daily rainfall in a city indicated that a depth of 160 mm has a return period of 30 years. The probability of one day rainfall depth equal to or greater than 160 mm in the city occurring two time in 10 successive year is

Question 9

For a circular column section, how much savings in material can be achieved by using a hollow section as compared to a solid section if the external diameter of the hollow section is two times is its internal diameter? Assume all other relevant quantities to be the same.

Question 10

Calculate length of transition curve for a 5^o curve on a B.G. track having cant of 15 cm and maximum permissible speed of 90 kmph:

Question 11

A 4° curve is to be set out using 30 m chain. If the curve meet at an upward and downward gradient of 35° & 25° respectively. The apex distance of the curve will be

Question 12

Which of the following statements are correct regarding the pull-out test on concrete?
(i) It is performed on hardened concrete
(ii) It never causes any damage to the concrete
(iii) It can sometimes be considered to be a non-destructive test

Question 13

A construction project is started, and network diagram is as follows. Which among the following is correct?

I. Time of completion of project is 36 days.

II. Latest occurrence time for even 1 is zero.

III. Free float for (5) – (4) is 1.

IV. Free float for (4) – (5) is 1.

Question 14

A prismatic beam (shape factor, S) fixed at both ends carries UDL throughout the span. What is the ratio of collapse load to yield load?

Question 15

What will be the value of the correct resulting force in the beam?

Question 16

If two sound sources have equal source pressure of 2000µPa, then the resultant sound pressure will be

Question 17

In a spill way model with a scale ratio of 25, the hydraulic jump was fund to be 12 cm high. What will be the depth of the jump in the prototype in meters?

Question 18

During the sub-surface investigation for design of foundation in a saturated fine sand, a standard penetration test was conducted at 4.5 m below the ground surface. The records of number of blows is given as shown below.

Assume water table at level of 1.0 m below ground level, correction factor for over burden as 1.2, then the correct N value for the soil considering over burden and dilatancy correction would be:

Question 19

A direct runoff hydrograph due to an isolated storm with on effective rainfall of 3.6 cm was trapezoidal in shape as shown in figure. The hydrograph corresponds to a catchment area of :

Question 20

The load deflection relation for a non-linear spring is given as

. What will be the strain energy absorbed by the spring (in kJ) when a load of 20kN is applied? a = 200 kN/m, b = 450 kN/m².

Question 21

The results of a speed study is given in the form of a fervency distribution taken. The difference between time mean speed and space mean speed is given by.

Question 22

The magnetic bearing and the magnetic declination measured for a line measured today was found to be S30^o 15’ W and 2.5^o E respectively. What would be the whole circle bearing of the same line in the year 2080, if the declination was estimated to be 2.5^o W in 2080?

Question 23

When steel reinforcing bars are provided in masonry, the bars shall have an embedment with adequate cover in cement-sand mortar not leaner than

Question 24

Which of the following statements are correct for Network Critical path?

1) The path of critical activities, which links the start and end events is critical path

2) It is the path of activities having zero float

3) It is the path of events having zero slack

4) The sum of the duration of the critical activities along a critical path gives the duration of the project

Question 25

What will be the wind pressure acting on a tower of height 60m located in a terrain with factors

K₁ = 1.05, k₂ = 1.20, k₃ = 1.08 and basic wind speed of 55 m/s:

Question 26

AB is the bar with its weight as 100 N and length 6 m as shown in figure which rests on a roller at point D while end A of the bar rests on a vertical wall. What angle will the bar makes with horizontal?

Question 27

The mechanism of chlorination process in water treatment may be expressed as where N_t and N_o are concentrations of bacteria present at time t and initially, respectively and C is a die-off coefficient. Now tank A and B contain same amount of water. Tank A requires 30 kg of chlorine to get 90% bacteria removal in 20 hours. How much time will be required for the tank B to get 99% bacteria removal if 20 kg of chlorine is poured in it. [Take n = 1, ln 3 = 1.10 and ]

Question 28

Which of the following statements are correct about the shear stress distribution in circular pipes with laminar flow?

Question 29

A pile group of 4 piles has been founded a hard stratum such that piles derive their capacity mainly from end bearing. If each pile of square cross-section of size 300 mm has been used, the minimum spacing between piles in the pile group as recommended by IS 2911: 210:

Question 30

A storm of 6 h duration occurred with a uniform intensity. The effective rainfall was calculated to be 8 cm and the peak flow 600 m³/s. On the same basin, another storm of 6 h duration occurs but the effective rainfall was only 4 cm. Which of the following is likely to be the peak flow of second storm:

Question 31

A cantilever beam PQ of uniform flexural rigidity (EJ) is subjected to a concentrated moment M at R as shown in figure.

Compute deflection at free end

Question 32

Following traffic counts were taken along on urban expressway :

If design hourly volume factor (k) = 0.10 and directional movement factor (D) = 0.56, then directional design hourly volume in the peak direction is given by:

Question 33

What will be the permissible angle misclosure for a traverse having five number of slides. Take value of k equal to 20’’.