Practice Set on Diploma Civil Engineering | MCQ | Objective

1. The maximum water content at which a reduction in water content does not cause a decrease in volume of soil mass, is known as
(a) Liquid limit
(b) Plastic limit
(c) Shrinkage limit
(d) Permeability limit

2. The plasticity index is the numerical difference between
(a) Liquid limit and plastic limit
(b) Plastic limit and shrinkage limit
(c) Liquid limit and shrinkage limit
(d) None of these

3. The property of a soil which allows it to be deformed rapidly without rupture , elastic rebound and also volume change is known as
(a) Porosity
(b) Plasticity
(c) Permeability
(d) Ductility

4. Soil classification of composite soils, exclusively based on the particle size distribution is known as
(a) Particle classification
(b) Textural classification
(c) High Way Research Classification
(d) Unified classification

5. The shear strength in plastic undrained clay is due to
(a) Internal friction
(b) Cohesion
(c) Inter-granular friction
(d) None of these

6. Failure of the stability of the slopes generally occurs along
(a) Slip plane
(b) A horizontal surface
(c) A curved surface
(d) All the surfaces.

7. The maximum pressure which a soil can carry without shear failure is called
(a) Net safe bearing capacity
(b) Safe bearing capacity
(c) Net ultimate bearing capacity
(d) Ultimate safe bearing capacity

8. The minimum depth of building foundation on
(a) Sandy soil is 800mm to 1000mm
(b) Clay soil is 900mm to 1600mm
(c) Rocky soil is 50mm to 500mm
(d) All of these

9. Pile foundation are generally preferred to for
(a) Bridge foundation
(b) Sky crapper building
(c) Residential building
(d) Public building

10. Shallow foundation is suitable for
(a) Structures constructed on rock bed
(b) Low rise building
(c) Assam type building
(d) All of these

11. In nature water may occur as
(a) Liquid
(b) Solid
(c) Vapour
(d) All of these

12. Hydrology is the science which deals with
(a) Rain water
(b) River water
(c) Sea water
(d) Surface and underground water

13. The surface run off is due to
(a) Initial rain
(b) Residual rain
(c) Residual rain in the net supply interval
(d) All of these

14. Run off includes
(a) Precipitation over catchment area of the stream and its attributaries
(b) Surface run off
(c) Ground water
(d) All of these

15. The water table of underground water generally corresponds to water level of
(a) Streams
(b) Rivers
(c) Sea
(d) all of these

16. The amount of infiltration of rain water mostly depends on
(a) rain characteristics
(b) soil characteristics
(c) soil cover
(d) all of these

17. Rain water harvested from roof is
(a) Extremely soft and reasonably clean
(b) Extremely hard
(c) Contaminated
(d) None of these

18. The choice of source of water supply depends on
(a) Location and quantity of water
(b) Quality of water
(c) Cost
(d) All of these

19. Run off is measured in
(a) Cubic metres
(b) Cubic meter per sec.
(c) Cubic meter per min.
(d) Cubic metre per hour

20. The time required by rain water to reach the outlet of drainage basin is generally called
(a) Time of overland flow
(b) Concentration time and over land flow
(c) Time of concentration
(d) Duration of the rainfall

21. The quantity of water retained by the sub-soil against gravity is known as
(a) Specific yield
(b) Specific retention
(c) Yield
(d) Porosity

22. Phytometer method is generally used for measurement of
(a) Interception
(b) Evaporation
(c) Transpiration
(d) None of these

23. Quantity of water extracted by gravity-drainage from a saturated water bearing stratum is called
(a) Ground water yield
(b) Permeability
(c) Ground water velocity
(d) Ground water flow

24. An ideal fluid
(a) Is frictionless and incompressible
(b) Obeys Newton’s law of velocity
(c) Is similar to gas
(d) Is very viscous

25. In singly reinforced beam, the effective depth is measured from its compression edge to
(a) Tensile edge
(b) Neutral axis of the beam
(c) Tensile reinforcement
(d) Longitudinal central axis

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26. The section of reinforced beam where most distance concrete fibre in compression and tension in steel attains permissible stresses simultaneously, is called
(a) Balanced section
(b) Critical section
(c) Economical section
(d) All of these

27. In singly reinforced beam, if the permissible stress in steel reaches earlier than in concrete, the beam section is called
(a) Under-reinforced
(b) Over re-forced
(c) Economical section
(d) None of these

28. By over reinforcing a beam, the moment of resistance can be increased not more than
(a) 10%
(b) 15%
(c) 25%
(d) 30%

29. The minimum thickness of the cover at the end of a reinforcing bar should not be less than twice the diameter of the bar subject to a minimum of
(a) 10mm
(b) 20mm
(c) 30mm
(d) 40mm

30. The diameter of a longitudinal reinforcement bar of a column should never be less than
(a) 8 mm
(b) 10mm
(c) 12mm
(d) 16mm

31. Minimum curing period of cement concrete work is
(a) 7 days
(b) 14 days
(c) 21 days
(d) 28 days

32. The weight of a reinforced concrete is generally taken as
(a) 25KN/m3
(b) 20KN/m3
(c) 18KN/m3
(d) 24KN/m3

33. The effective span of a simply supported slab is
(a) Distance between the centre of the bearing
(b) Clear distance between the inner faces of the walls plus twice the thickness of the wall
(c) Clear span plus effective depth of the slab
(d) Edge to edge distance of the beam

34. For liquid retaining member an IS code used is
(a) IS: 1370 – 2009
(b) IS: 3370 – 2009
(c) IS: 3394 – 2009
(d) None of these

35. Nominal cover to meet durability requirement as per IS:456-2000 for moderate exposure area is
(a) 15mm
(b) 20mm
(c) 30mm
(d) 40mm

36. Cover for reinforcement to be provided in water situated in moderate exposure for RCC footing in non aggressive soil is
(a) 30mm
(b) 35mm
(c) 40mm
(d) 50mm

37. For reinforcement bar having diameter larger than 36mm in water retaining structures
(a) Lap shall be used where stress is minimum
(b) Lap shall be used at the centre of the span
(c) Lap shall not be used
(d) All of these

38. As per IS:456-2000, the reinforcement in column should not be less than
(a) 0.5% and not more than 5% of cross-sectional area
(b) 0.6% and not more than 6% of cross-sectional area
(c) 0.7% and not more than 7% of cross-sectional area
(d) 0.8% and not more than 8% of cross-sectional area

39. In volume batching of cement concrete, M25 grade mixed the approximate proportion of cement: sand : aggregate is
(a) 1:1.5:3
(b) 1.5:1.5.:3
(c) 1:1:2
(d) 1:1:1

40. Brick laid in alternate layers of headers and stretchers is called
(a) Flemish bond
(b) Facing Bond
(c) English Bond
(d) Dutch Bond

41. Stone Masonry is broadly classified as:
(a) Random rubble
(b) Coursed Random rubble
(c) Ashlar and rubble
(d) All of these

42. The angle in natural equilibrium formed by the material with horizontal is called
(a) Angle of internal friction
(b) Angle of Friction
(c) Angle of repose
(d) None of these

43. Thrust exerted by the retaining-soil to the retaining wall is
(a) Active earth pressure
(b) Passive earth pressure
(c) Coulomb’s earth pressure
(d) Load pressure

44. Revetment wall is
(a) a protective covering on an embankment of earth designed to maintain the slope or to protect it from erosion
(b) a solid retaining structure
(c) a river training wall
(d) none of these

45. Concrete crib wall is
(a) a gravity retaining walls, constructed from interlocking, pre-cast, concrete components.
(b) a an architectural wall for decoration of retaining wall
(c) is a non structural wall
(d) none of these

46. There are ___ nos. principal types of mass movement (landslide) as per IS:14680
(a) 3
(b) 4
(c) 5
(d) 6

47. In landslide terminology Toe is
(a) The margin of displaced material most distant from the main scrap.
(b) The side of the landslide.
(c) The upper part of the slide material.
(d) The area within which the displaced material lies above the original ground surface.

48. The following Remedial measure(s) of land slide is called direct method
(a) Retaining structure
(b) Easing of pressure & reconstruction slope
(c) Rock reinforcement
(d) All of these

49. Random rubble dry stone masonry retaining wall is usually constructed up to a height of
(a) 2m
(b) 2.5m
(c) 3m
(d) 4m

50. Plastic sheet commonly used in Mizoram to cover up the landslide area is for
(a) Giving better filling to the public
(b) Permanent prevention of further slide
(c) To hold entry of water in to the slide area and temporarily preventing immediate further slide.
(d) None of these