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- Question 1 of 20
##### 1. Question

If a material has identical elastic properties in all directions, it is said to be

CorrectIncorrect - Question 2 of 20
##### 2. Question

Two circular mild steel bars A and B of equal lengths 1 have diameters dA = 2 cm and dB = 3 cm. Each is subjected to a tensile load of magnitude P.The ratio of the elongations of the bars 1A / 1B is

CorrectIncorrect - Question 3 of 20
##### 3. Question

In a two-dimensional stress system,the radius of the Mohr’s circle represents

CorrectIncorrect - Question 4 of 20
##### 4. Question

Steel has proportionality limit of 300 MPa in simple tension. It is subjected to principal stresses of 120 MPa (tensile), 60 MPa (tensile) and 30 MPa (compressive). What is the factor of safety according to maximum stress theory?

CorrectIncorrect - Question 5 of 20
##### 5. Question

The polar moment of inertia of the cross-section of the member is required to assess the strength of the member in

CorrectIncorrect - Question 6 of 20
##### 6. Question

A cylindrical shell of 100cm diameter made of mild steel plate is to be subjected to an internal pressure of 10 kg/cm 2 .If the material yields at a stress of 200kg/cm2, assuming factor of safety as 4 and using maximum principal stress theory, the requisite thickness of the plate will be

CorrectIncorrect - Question 7 of 20
##### 7. Question

Determine the number of impellers required for a multistage pump to lift 3840 liters per minute against a total head of 80 m at a speed of 700 r.p.m.,given that the limiting N for each impeller is 700 units

CorrectIncorrect - Question 8 of 20
##### 8. Question

A 20 cm centrifugal pump delivers 13.2 lps at a head of 45 m when running at a speed of 1350 r.p.m. A similarly designed pump of 15 cm size runs at the same speed. What are the most likely values of discharge and delivery head serviced by this second pump?

CorrectIncorrect - Question 9 of 20
##### 9. Question

A linked bar chart is an improvement over a conventional bar chart,because

1.resources for individual activities can be planned

2.floats will be available for utilization as needed

3.milestone events need not be specifically monitored. Which of these is/are correct?CorrectIncorrect - Question 10 of 20
##### 10. Question

In PERT analysis, the time estimates of activities and probability of their occurrence follow

CorrectIncorrect - Question 11 of 20
##### 11. Question

A sewer of 400mm diameter and slope 1 in 400,running half-full, has a flow velocity of 0.82m/sec. What velocity of flow will be obtained if the slope is made 1 in 100?

CorrectIncorrect - Question 12 of 20
##### 12. Question

A simply supported beam is considered as a deep beam if the ratio of effective span to overall depth is less than

CorrectIncorrect - Question 13 of 20
##### 13. Question

The minimum grade of reinforced concrete in seawater as per IS 456-2000 is

CorrectIncorrect - Question 14 of 20
##### 14. Question

Torsion reinforcement provided at the corners of a two-way slab

CorrectIncorrect - Question 15 of 20
##### 15. Question

A concrete beam of rectangular cross-section of 200 mm x 400 mm is pre stressed with a force of 400kN at an eccentricity of 100 mm. The maximum compressive stress in the concrete is

CorrectIncorrect - Question 16 of 20
##### 16. Question

Consider the following statements :

Pre stressing in concrete can be done

1.by means of hydraulic jacks

2.by means of thermal methods

3.by means of support dis-placement

4.by the use of expanding cementWhich of these statements are correct?

CorrectIncorrect - Question 17 of 20
##### 17. Question

The percentage loss of pre stress due to anchorage slip of 3mm in a concrete beam of length 30 m which is post tensioned by a tendon with an initial stress of 1200N/mm2 and modulus of elasticity equal to 2.1 x 105 N/mm2, is

CorrectIncorrect - Question 18 of 20
##### 18. Question

Consider the following statements for longitudinal reinforcement in a RC member to resist earthquake force :

1.The tension steel ratio on any section shall not be less than .24 multiplied by square root of fck divided by fy

2.There shall be two bars at top as well as bottom of the member throughout.

3.The`positive’ steel at a joint face must be at least equal to half the `negative’ steel at that face.Which of these statements are correct?

CorrectIncorrect - Question 19 of 20
##### 19. Question

The most suitable type of equipment for compaction of cohesive soils is

CorrectIncorrect - Question 20 of 20
##### 20. Question

For excavating rocks, the most suitable equipment is

CorrectIncorrect

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