Test Papers on Diploma Civil Engineering | MCQ | Objective

1. The recommended curing period for Portland Pozzolana Cement concrete (PPC) to attain full strength for concrete exposed to dry and hot weather condition is
(a) 7 days
(b) 10 days
(c) 14 days
(d) 28 days

2. If Ø denotes the diameter of steel reinforcement, as a rough rule, full anchorage of steel stressed to ultimate strength, for tension, may be taken as
(a) 30 Ø
(b) 32 Ø
(c) 40 Ø
(d) 41 Ø

3. The RCC slab will behave as two-way slab if the ratio of longer to shorter span is
(a) >1
(b) <1
(c) >2
(d) <2

4. The pitch of lateral ties in RCC columns should not exceed
(a) 300 mm
(b) 350 mm
(c) 400 mm
(d) 450 mm

5. The Indian standard codes and provisions prescribed for designing water retaining structures is/are
(a) IS:3370
(b) IS:456-2000
(c) IS:3370 & IS:456-2000
(d) IS:1893-2002 & IS:456-2000

6. The grade of cement not to be used in the construction of RCC water tank is
(a) 53 Grade
(b) 43 Grade
(c) 33 Grade
(d) None of these

7. The soffit formwork to Ring beam of RCC Overhead water tank can be removed after
(a) 3 days
(b) 10 days
(c) 21 days
(d) 28 days

8. The minimum cement concrete grade for all RCC members of water retaining structures in touch with liquid or encasing the liquid shall be
(a) M 25
(b) M 30
(c) M 35
(d) M 40

9. Which of the following is provided in water tank for easy feeding of water into the pipe?
(a) Puddle piece with collar
(b) Duck foot bend
(c) Ventilator
(d) Bell mouth

10. The design period of a sewer system should be
(a) 10 years
(b) 15 to 20 years
(c) 20 to 40 years
(d) Indefinite

11. Sanitary sewers are designed to carry
(a) Sanitary sewage
(b) Industrial waste produced by community
(c) Only such ground, surface and storm water as may enter through poor joints, around manhole covers and through other deficiencies
(d) All of these

12. The pipe which is installed in the house drainage to preserve the water seal of traps is called
(a) Soil pipe
(b) Anti-Siphonage pipe
(c) Waste pipe
(d) Vent pipe

13. Which of the following is not among the components of every rainwater catchment systems?
(a) A delivery system
(b) A storage reservoir
(c) A bore well to recharge the ground water
(d) None of these

14. Which of the following types of roof would be most desirable for harvesting rainwater?
(a) Unpainted and uncoated roofs
(b) Thatched roofs such as Palms and Grasses
(c) Mud roofs
(d) Acrylic painted roofs

15. As a general guide to gutter dimensions in relation to roof area, a useful thumb rule is to make sure, for every sqm of roof area, provision of
(a) 5 sqcm gutter cross section
(b) 10 sqcm gutter cross section
(c) 15 sqcm gutter cross section
(d) 20 sqcm gutter cross section

16. Amoebic dysentery is an infection of waterborne communicable disease due to the presence of
(a) Bacteria
(b) Viruses
(c) Protozoan
(d) None of these

17. Methemoglobinemia is caused by consumption of water by infants contaminated with
(a) Lead
(b) Nitrates
(c) Oxides
(d) Fluoride

18. The disposal of sewage by discharging it into water courses such as streams is called
(a) Primary treatment
(b) Secondary treatment
(c) Land treatment
(d) Dilution

19. The most common evaporation system of sewage disposal is
(a) Oxidation pond
(b) Stream disposal
(c) Rapid infiltration
(d) Ocean discharge

20. The initial setting time of ordinary portland cement should not be less than
(a) 15 minutes
(b) 30 minutes
(c) 45 minutes
(d) 60 minutes

21. The increase in volume of dry sand when water is added is called
(a) honey combing
(b) bulking
(c) segregation
(d) curing

22. In a well-seasoned timber, the moisture content will be in the range of
(a) 20-25%
(b) 15-20%
(c) 10-12%
(d) 5-7%

23. The maximum permissible eccentricity of load on a rectangular foundation of width B is equal to
(a) B/3
(b) B/6
(c) B/2
(d) B/4

24. The suitable remedy for the acoustic defect of sound foci in the new design
(a) add sound absorbers
(b) introduce suitable diffusers
(c) avoid curvilinear interiors
(d) none of these

25. Separation of water or water sand cement from a freshly mixed concrete is known as
(a) Bleeding
(b) Creeping
(c) Segregation
(d) flooding

More Question Set on Civil Engineering Diploma MCQs from Various Exam

26. The top diameter, bottom diameter and the height of a slump mould are
(a) 10 cm, 20 cm, 30 cm
(b) 20 cm, 30 cm, 10 cm
(c) 30 cm, 20 cm, 10 cm
(d) 20 cm, 40 cm, 60 cm

27. The maximum area of longitudinal steel reinforcement in a column is
(a) 3%
(b) 4%
(c) 5%
(d) 6%

28. When HYSD bars are used the minimum quantity of reinforcement in a slab in each principal direction is
(a) 0.12%
(b) 0.13%
(c) 0.16%
(d) 0.60%

29. The thickness at the edge of a reinforced concrete footing resting on soil shall not be less than
(a) 25 cm
(b) 20 cm
(c) 15 cm
(d) 10 cm

30. In limit state method of design it is assumed that the maximum strain in concrete for the outermost compression fiber is
(a) 0.0065
(b) 0.0055
(c) 0.0045
(d) 0.0035

31. The strength of a riveted joint is equal to
(a) shearing strength of the rivets
(b) bearing strength of the rivets
(c) tearing strength of the plate
(d) least of (a), (b) and (c)

32. The slenderness ratio of lacing bars is limited to
(a) 200
(b) 145
(c) 350
(d) 400

33. A body will be in equilibrium when
(a) the algebraic sum of vertical components of all forces is zero
(b) the algebraic sum of horizontal components of all forces is zero
(c) the algebraic sum of moments components of all forces is zero
(d) all of these

34. One newton is equal to
(a) 103 dyne
(b) 104 dyne
(c) 105 dyne
(d) 106 dyne

35. The Poisson’s Ratio is the ratio of
(a) lateral elongation to linear elongation
(b) lateral stress to linear stress
(c) lateral strain to longitudinal strain
(d) Young’s Modulus to Modulus of Rigidity

36. Point of contra flexure is defined as the point
(a) Where Shear force is maximum
(b) Where Shear force changes its sign
(c) Where Bending moment is maximum
(d) Where Bending moment changes sign

37. Numbers of bricks required in one cubic meter of brick masonry is
(a) 400
(b) 450
(c) 500
(d) 550

38. Distemper is used to coat
(a) External concrete surface
(b) Interior surfaces not exposed to weather
(c) Wood work
(d) Compound walls

39. An R.C.C column is treated as short column if its slenderness ratio is less than
(a) 30
(b) 35
(c) 40
(d) 50

40. The Young’s Modulus of elasticity of steel is
(a) 150 kN/mm2
(b) 200 kN/mm2
(c) 250 kN/mm2
(d) 300 kN/mm2

41. Steel beam theory is used for
(a) design of simple steel beams
(b) steel beams encased in concrete
(c) doubly reinforced beams ignoring compressive stress in concrete
(d) beams if shear exceeds 4 times of allowable shear stress

42. Poisson’s ratio for steel within elastic limit ranges from
(a) 0.15 to 0.20
(b) 0.25 to 0.24
(c) 0.25 to 0.33
(d) 0.45 to 0.50

43. The path traced by a projectile in the sky is
(a) Circular
(b) Parabolic
(c) Elliptical
(d) catenary

44. Shear stress on principal planes is
(a) Zero
(b) Maximum
(c) Minimum
(d) None of these

45. A rectangular block of size 200mm x 100 mm x 50 mm is subjected to a shear stress of 100 N/mm2. If modulus of rigidity of material is 1x 105 N/mm2, strain energy stored will be
(a) 10 N.m
(b) 25 N.m
(c) 50 N.m
(d) 100 N.m

46. The ratio of intensity of stress in case of a suddenly applied load to that of in case of a gradually applied load is
(a) ½
(b) 1
(c) 2
(d) more than 2

47. A truss containing j joints and m member will be a simple truss if
(a) m=2j-3
(b) j=2m-3
(c) m=3j-2
(d) j=3m-2

48. The forces in the members of simple trusses may be analyzed by
(a) graphical method
(b) method of joints
(c) method of sections
(d) all of these

49. A steel rod 1 m long having square cross section is pulled under a tensile load of 8 tones. The extension in the rod was 1 mm only. If E(steel)=2×106 kg/cm2, the side of the rod is
(a) 4 cm
(b) 2 cm
(c) 1 cm
(d) 1.5 cm

50. The bond in a brick work when headers and stretchers are placed in alternate layers is called
(a) Header Bond
(b) English Bond
(c) Flemish Bond
(d) Herring Bone Bond