MCQOPTIONS
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MCQOPTIONS
This section includes 179 Mcqs, each offering curated multiple-choice questions to sharpen your Civil Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The ratio of the lacing bars for compression members shall not exceed |
| A. | 80 |
| B. | 120 |
| C. | 145 |
| D. | 200 |
| Answer» D. 200 | |
| 2. |
For nominal mix concrete 20, the required quantity of water per 50 kg. of cement, is |
| A. | 60 litres |
| B. | 45 litres |
| C. | 34 litres |
| D. | 30 litres |
| Answer» E. | |
| 3. |
The maximum spacing of shear reinforcement should not exceed 0.75 subject to a minimum of |
| A. | 300 mm |
| B. | 350 mm |
| C. | 400 mm |
| D. | 450 mm |
| E. | 500 mm |
| Answer» E. 500 mm | |
| 4. |
The minimum length of the side or diameter of the column base shall not be less than (where is the minimum diameter of the column). |
| A. | (d + 75) mm |
| B. | 1.2 (d - 75) mm |
| C. | 1.5 (d + 75) mm |
| D. | 1.6 (d + 75) mm |
| Answer» D. 1.6 (d + 75) mm | |
| 5. |
M 30 grade concrete means, its compressive strength of 15-cm cube, is 30 N/mm after |
| A. | 3 days |
| B. | 7 days |
| C. | 21 days |
| D. | 28 days |
| Answer» E. | |
| 6. |
The greater clear dimension of web of thickness'' should not exceed |
| A. | 180 |
| B. | 200 |
| C. | 240 |
| D. | 270 |
| Answer» E. | |
| 7. |
The thickness of the rectangular plate for the cap or base of a solid round steel columns, is calculated from the formula where is |
| A. | the reduced diameter of the column |
| B. | the dimension of the base |
| C. | the diameter of the base |
| D. | the diameter of the top. |
| Answer» B. the dimension of the base | |
| 8. |
The value of for allowable compressive stress for columns, in the formula is taken as |
| A. | 2000000 kg/cm |
| B. | 2044000 kg/cm |
| C. | 2045000 kg/cm |
| D. | 2047000 kg/cm |
| Answer» E. | |
| 9. |
When bending occurs about both axes of the member, the value of in the formula |> 1 is taken |
| A. | higher value |
| B. | lower value |
| C. | sum of the two |
| D. | difference of the two. |
| Answer» D. difference of the two. | |
| 10. |
The permissible bending stresses for steel slab bases should not exceed |
| A. | 1500 kg/cm |
| B. | 1650 kg/cm |
| C. | 1800 kg/cm |
| D. | 1890 kg/cm |
| Answer» B. 1650 kg/cm | |
| 11. |
If the slenderness ratio of a column is more than 160, the compressive stress obtained by the secant formula is multiplied by a factor in which value of x is |
| A. | 0.9 |
| B. | 1.1 |
| C. | 1.2 |
| D. | 1.5 |
| E. | None of these. |
| Answer» E. None of these. | |
| 12. |
The maximum area of compression reinforcement in a beam of cross section x is limited to |
| A. | 0.02 |
| B. | 0.03 |
| C. | 0.04 |
| D. | 0.05 |
| Answer» D. 0.05 | |
| 13. |
The minimum pitch the distance between centres of rivet holes is not less than |
| A. | 1.5 times the hole diameter |
| B. | 2.0 times the hole diameter |
| C. | 2.5 times the hole diameter |
| D. | 3.0 times the hole diameter |
| E. | None of these. |
| Answer» D. 3.0 times the hole diameter | |
| 14. |
The outstand of stiffeners should be (where is the thickness of flat). |
| A. | 6 |
| B. | 8 |
| C. | 10 |
| D. | 12 |
| Answer» E. | |
| 15. |
The maximum compressive strength on 15 cm cubes of 20 grade concrete at 7 days, should be a minimum of |
| A. | 7 N/mm |
| B. | 10 N/mm |
| C. | 15 N/mm |
| D. | 20 N/mm |
| Answer» C. 15 N/mm | |
| 16. |
The distance between, rivet line and the nearest edge of a joint not exposed to weather, is taken (where is thickness in mm of the thinner outside plate). |
| A. | 6 |
| B. | 8 |
| C. | 10 |
| D. | 12 |
| Answer» E. | |
| 17. |
In case of continuous beams, the distance between the points of zero moment, may be obtained as (where is the effective span). |
| A. | 0.5 |
| B. | 0.6 |
| C. | 0.7 |
| D. | 0.8 |
| Answer» D. 0.8 | |
| 18. |
The ratio of minimum compressive strength on 15 cm cubes prepared with the concrete of 20 grade and 40 grade, at 7 days should be at least |
| A. | 1/3 |
| B. | 1/2 |
| C. | 3/2 |
| D. | 2.0 |
| Answer» C. 3/2 | |
| 19. |
The minimum compressive strength on 15 cm cubes of 30 grade concrete at 7 days, should be a minimum of |
| A. | 7 N/mm |
| B. | 10 N/mm |
| C. | 20 N/mm |
| D. | 30 N/mm |
| Answer» D. 30 N/mm | |
| 20. |
If a column is subjected to dead load and super imposed load only, the maximum ratio should not be greater than |
| A. | 180 |
| B. | 250 |
| C. | 350 |
| D. | 400 |
| Answer» B. 250 | |
| 21. |
The value of the constant in the formula for determining the minimum area of tension reinforcement in a beam is |
| A. | 0.95 |
| B. | 0.90 |
| C. | 0.85 |
| D. | 0.80 |
| Answer» D. 0.80 | |
| 22. |
If is the characteristic cube strength of concrete in N/mm, the modulus of elasticity of structural concrete = where the value of , is |
| A. | 5900 |
| B. | 5800 |
| C. | 5700 |
| D. | 5600 |
| E. | 5500 |
| Answer» D. 5600 | |
| 23. |
For calculating critical compression stress in bending for sections symmetrical about the axis, from the formula , the value of is taken |
| A. | 0.2 |
| B. | 0.3 |
| C. | 0.4 |
| D. | 0.5 |
| Answer» D. 0.5 | |
| 24. |
If the specified thickness of a footing is 100 cm, the depth of the form work may be tolerated from |
| A. | - 2 mm to + 2 mm |
| B. | - 3 mm to + 3 mm |
| C. | - 4 mm to + 4 mm |
| D. | - 5 mm to + 5 mm |
| Answer» E. | |
| 25. |
If the main reinforcement of the slab is parallel to a -beam, the transverse reinforcement at mid span of the slab is provided at least ......of main reinforcement |
| A. | 40% |
| B. | 50% |
| C. | 60% |
| D. | 70%. |
| Answer» D. 70%. | |
| 26. |
The distance of the critical section for shear from the periphery of the column or drop panal is at a distance (where is effective depth of flat slab). |
| A. | d |
| Answer» E. | |
| 27. |
If is characteristic compressive strength of concrete, the flexural and split tensile strength = N/mm where the value of is |
| A. | 0.4 |
| B. | 0.5 |
| C. | 0.6 |
| D. | 0.7 |
| E. | 0.8 |
| Answer» E. 0.8 | |
| 28. |
The value of in the formula for calculating the thickness of a Rectangular base, according to IS : 800-1982, is |
| A. | 1500 kg/cm |
| B. | 1650 kg/cm |
| C. | 1800kg/cm |
| D. | 1890 kg/cm |
| Answer» E. | |
| 29. |
The creep coefficient the ratio of ultimate creep and elastic strain after |
| A. | 7 days is 2.2 |
| B. | 28 days is 1.6 |
| C. | 365 days is 1.1 |
| D. | all the above. |
| Answer» E. | |
| 30. |
The depth '' of webs without horizontal stiffeners and consisting of tongue plates is taken lesser than the depth of the girder between the flanges less the sum of the depth of the tongue plates, and |
| A. | eight times the sum of the thickness of tongue plates |
| B. | six times the sum of the thickness of tongue plates |
| C. | four times the sum of the thickness of tongue plates |
| D. | None of the above. |
| Answer» B. six times the sum of the thickness of tongue plates | |
| 31. |
The spans of filler joists supporting a slab may be considered approximately equal if the longest span does not exceed the shortest span more than__________________? |
| A. | 5% |
| B. | 10% |
| C. | 15% |
| D. | 25% |
| Answer» D. 25% | |
| 32. |
The permissible bending stresses Pbet for steel slab bases should not exceed_______________? |
| A. | 1500 kg/cm2 |
| B. | 1650 kg/cm2 |
| C. | 1800 kg/cm2 |
| D. | 1890 kg/cm2 |
| Answer» B. 1650 kg/cm2 | |
| 33. |
The anchorage value of standard U-type hook of a reinforcing bar of diameter d in tension, is______________? |
| A. | 4 d |
| B. | 8d |
| C. | 12 d |
| D. | 16 d |
| Answer» E. | |
| 34. |
Removal of props under______________? |
| A. | slabs spanning upto 4.5 m is 14 days |
| B. | beams spanning upto 6 m is 14 days |
| C. | slabs spanning upto 4.5 m is 7 days |
| D. | All the above |
| Answer» E. | |
| 35. |
Pick up the correct statement from the following? |
| A. | For steel castings, the minimum tensile strength is 41 kg/mm2 and minimum yield stress is 20.5 kg/mm2 |
| B. | For high tensile steel, the minimum tensile strength is 58 kg/mm2 |
| C. | For mild steel the minimum tensile strength is 44 kg/mm2 and minimum elongation of 23% on a gauge length of 5.65A |
| D. | All the above |
| Answer» E. | |
| 36. |
Pick up the correct statement for the web stiffeners? |
| A. | d is the distance between flange angles or the clear distance between flanges |
| B. | vertical stiffeners are spaced at a distance not greater than 1.5 d and not less than 0.33 d |
| C. | for horizontal stiffeners, d is the clear distance between the horizontal stiffener and the tension flange |
| D. | all the above |
| Answer» E. | |
| 37. |
Moist sand may contain surface water by mass upto__________________? |
| A. | 1.25% |
| B. | 2.5% |
| C. | 5.0% |
| D. | 7.5% |
| Answer» C. 5.0% | |
| 38. |
All reinforcement should be free from_________________? |
| A. | paints |
| B. | loose rust |
| C. | loose mill scales |
| D. | All the above |
| Answer» E. | |
| 39. |
The approximate value of torsion constant k for a box of depth d, width b, and having uniform thickness t, is |
| A. | [A]. |
| B. | [B]. |
| C. | [C]. |
| D. | [D]. |
| Answer» C. [C]. | |
| 40. |
The thickness of flat double lacing, is taken (where l is the effective length of the bar). |
| A. | [A]. |
| B. | [B]. |
| C. | [C]. |
| D. | [D]. |
| E. | [E]. |
| Answer» E. [E]. | |
| 41. |
The thickness of flat single lacing is, taken (where l is effective length of the bar). |
| A. | [A]. |
| B. | [B]. |
| C. | [C]. |
| D. | [D]. |
| E. | [E]. |
| Answer» F. | |
| 42. |
The maximum bending moment in a purlin of length L when subjected to a distributed load ω, is assumed |
| A. | [A]. |
| B. | [B]. |
| C. | [C]. |
| D. | [D]. |
| Answer» D. [D]. | |
| 43. |
Bending moment values for filler joists |
| A. | near middle of end span is + |
| B. | at support next to end support is - |
| C. | at middle of interior spans is + |
| D. | at other interior supports is - |
| E. | all the above. |
| Answer» F. | |
| 44. |
Dispersion of load through the flange to web is considered as dispersed uniformly at an angle θ° is |
| A. | 10° |
| B. | 15° |
| C. | 20° |
| D. | 25° |
| E. | 30° |
| Answer» F. | |
| 45. |
In the formula a + bk for the calculation of the net effective section of single tee in tension connected by flange to the same side of the same side of the gusset, the value of 'k' is taken |
| A. | [A]. |
| B. | [B]. |
| C. | [C]. |
| D. | [D]. |
| Answer» D. [D]. | |
| 46. |
In the formula a + bk for the calculation of the net effective section of single angles in tension connected by one leg only, the value of k, is |
| A. | [A]. |
| B. | [B]. |
| C. | [C]. |
| D. | [D]. |
| Answer» C. [C]. | |
| 47. |
The minimum length of the side or diameter of the column base shall not be less than (where d is the minimum diameter of the column). |
| A. | (d + 75) mm |
| B. | 1.2 (d - 75) mm |
| C. | 1.5 (d + 75) mm |
| D. | 1.6 (d + 75) mm |
| Answer» D. 1.6 (d + 75) mm | |
| 48. |
If a and b are the sides of a square column and its base, the thickness of the base may be calculated from the formula |
| A. | [A]. |
| B. | [B]. |
| C. | [C]. |
| D. | [D]. |
| Answer» D. [D]. | |
| 49. |
In the formula |
| A. | A and B are the dimensions of the column |
| B. | A and B are the dimensions of the base plate |
| C. | A is the greater projection of the plate beyond the column |
| D. | B is the lesser projection of the plate beyond the column |
| E. | Both (c) and (d) of above. |
| Answer» F. | |
| 50. |
The thickness 't' of a rectangular column base which is provided for distributing the load uniformly, is calculated from the formula |
| A. | [A]. |
| B. | [B]. |
| C. | [C]. |
| D. | [D]. |
| Answer» B. [B]. | |