193 Sub-Engineer Mock Test of 50 Past Question #86 Sub-Engineer Collection of 50 Past Question from Loksewa Aayog Mock Test. 1 / 50 1. An ideal transition curve is A. cubic parabola B. cubic spiral C. clothoid spiral D. true spiral 2 / 50 2. Pantagraph is used for A. measuring distances B. measuring areas C. enlarging or reducing plans D. setting out right angles 3 / 50 3. If the angular measurements of a traverse are more precise than its linear measurements, balancing of the traverse, is done by A. Bowditch's rule B. Transit rule C. Empirical rule D. all of the above 4 / 50 4. Profile levelling is usually done for determining A. contours of an area B. capacity of a reservoir C. elevations along a straight line D. boundaries of property 5 / 50 5. A piece of timber whose thickness and width are respectively 5 cm and 10 cm is called A. slate B. plank C. board D. strip 6 / 50 6. Vanadium steel is generally used for A. railway switches and crossing B. bearing balls C. magnets D. axles and springs 7 / 50 7. Generally wooden moulds are made from A. ply wood B. shisham wood C. deodar wood D. teak wood 8 / 50 8. The process of manufacturing steel by heating short lengths of wrought iron bars mixed with charcoal in fire clay crucibles and collecting the molten iron into moulds, is known as A. Cementation process B. Crucible process C. Bessemer process D. all of the above 9 / 50 9. The reaction at the supports will be vertical to the plane of the support if the frame structure rests on A. roller supports B. free supports C. hinged supports D. all the above 10 / 50 10. A cylinder is said to be thin if the ratio of its thickness and diameter, is less than A. 1/20 B. 1/15 C. 1/10 D. 1/5 11 / 50 11. The shear force on a simply supported beam is proportional to A. displacement of the neutral axis B. sum of the forces C. sum of the transverse forces D. algebraic sum of the transverse forces of the section 12 / 50 12. An arch with three hinges, is a structure A. statically determinate B. statically indeterminate C. geometrically unstable D. none of these 13 / 50 13. If jet of water coming out from a nozzle with a velocity 9.81 m/s, the angle of elevation being 30°, the time to reach the highest point is A. 0.25 s B. 0.5 s C. 0.35 s D. 0.2 s 14 / 50 14. The discharge through a 100 mm diameter external mouth piece fitted to the side of a large vessel is 0.05948 m³/s. The head over the mouth piece is A. 1m B. 2m C. 3m D. 4m 15 / 50 15. If cohesion between the molecules of a fluid is more than adhesion between the fluid and glass, the free level of fluid in a dipped glass tube will be A. higher than the surface of liquid B. same as the surface of liquid C. lower than the surface of liquid D. none of these 16 / 50 16. The velocity distribution of viscous fluid through a circular/pipe is : A. hyperbolic B. circular C. parabolic D. elliptical 17 / 50 17. The maximum shear stress occurs on the filament which makes an angle with the horizontal plane equal to A. 30° B. 45° C. 60° D. 90° 18 / 50 18. Buoyant unit weight equals the saturated density A. multiplied by unit weight of water B. divided by unit weight of water C. plus unit weight of water D. minus unit weight of water. 19 / 50 19. The ratio of settlement at any time ‘t’ to the final settlement, is known as A. co-efficient of consolidation B. degree of consolidation C. consolidation index D. consolidation of undisturbed soil 20 / 50 20. The soil moisture driven off by heat, is called A. free water B. hydroscopic water C. gravity water D. none of these 21 / 50 21. The creep coefficient i.e. 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 of the above 22 / 50 22. For rolled I-beams and channels, permissible tensile and compressive stresses does not exceed A. 1400kg / cm² B. 1500kg / cm² C. 1650kg / cm² D. 1800kg / cm² 23 / 50 23. In compression members, the lap length of a bar should not be less than A. 12 φ B. 16 φ C. 20 φ D. 24 φ 24 / 50 24. The piece of a brick cut with its one corner equivalent to half the length and half the width of a full brick, is known as A. queen closer B. bevelled closer C. king closer D. half king closer 25 / 50 25. The brick laid with its breadth parallel to the face of a wall, is known as A. header B. stretcher C. closer D. none of these 26 / 50 26. To obtain cement dry powder, lime stones and shales or their slurry, is burnt in a rotary kiln at a temperature between A. 1100° and 1200°C B. 1200° and 1300°C C. 1300° and 1400°C D. 1400° and 1500°C 27 / 50 27. The bulk density of aggregates does not depend upon : A. size and shape of aggregates B. specific gravity of aggregates C. grading of aggregates D. size and shape of the container 28 / 50 28. Turbidity of raw water is a measure of A. suspended solids B. acidity of water C. B.O.D. D. none of these 29 / 50 29. If V is total consumption of water in litres for a population of N individuals, per capita consumption or water allowance for the water supply Q, is given by A. Q = V / 12N B. Q = V / 24N C. Q = V / 365N D. Q = V / 400N 30 / 50 30. Aeration of water is done to remove A. odour B. colour C. bacterias D. hardness 31 / 50 31. Service connections to consumers houses, are generally provided with A. copper pipes B. hume pipes C. galvanised iron pipes D. P.V.C. pipes 32 / 50 32. F.S.L. of a canal at its head with respect to parent channel is kept A. at the same level B. 15 cm lower C. 15 cm higher D. none of these 33 / 50 33. Attracting groynes are built A. perpendicular to the bank B. inclined down stream C. inclined up stream D. none of these 34 / 50 34. Culturable commanded area is the gross area of an irrigation canal system less A. populated area B. alkaline area C. forest area D. fallow land 35 / 50 35. On concrete roads, the camber generally provided, is A. 1 in 20 to 1 in 24 B. 1 in 30 to 1 in 48 C. 1 in 36 to 1 in 48 D. 1 in 60 to 1 in 72 36 / 50 36. If the number of lanes on the carriageway of a road is more than two, the total width of lane ways is equal to 3.0 m A. + 0.60 m B. +0.70 m C. +0.80 m D. +0.90 m 37 / 50 37. Minimum thickness of a layer of fine sand required to cut off capillary rise of water completely, should be A. 40 cm B. 52 cm C. 64 cm D. 76 cm 38 / 50 38. Which of the following surfaces will give highest rolling resistance for a rubber tyred vehicle? A. Concrete B. Loose sand C. Asphalt D. Firm earth 39 / 50 39. For the supply of materials for concrete, form work reinforcing and placing of concrete, removal of form work and curing of concrete, number of bars required on bar chart, is A. 1 B. 2 C. 3 D. 4 40 / 50 40. Critical path lies along the activities having total float A. Positive B. Negative C. Zero D. same 41 / 50 41. If the thickness of a structural member is small as compared to its length and width, it is classified as A. One dimensional B. Two dimensional C. Three dimensional D. None of these 42 / 50 42. Set-back distance is the distance between A. Road land boundary and building line B. Road land boundary and control line C. Building line and control line D. Road land boundary and control line 43 / 50 43. Flexible pavement distribute the wheel load A. Directly to sub-grade B. Through structural action C. Through a set of layers to the sub-grade D. None of the above 44 / 50 44. The best method of interpolation of contours, is by A. Estimation B. Graphical means C. Computation D. All of these 45 / 50 45. For initial estimate for a beam design, the width is assumed A. 1/15th of span B. 1/20th of span C. 1/25th of span D. 1/30th of span 46 / 50 46. Which of the following is dimensionless? A. Specific weight B. Specific volume C. Specific speed D. Specific gravity 47 / 50 47. Mercury does not wet glass. This is due to property of liquid known as A. Adhesion B. Cohesion C. Surface tension D. Viscosity 48 / 50 48. A flow in which __________ force is dominating over the viscosity is called turbulent flow. A. Elastic B. Surface tension C. Viscous D. Inertia 49 / 50 49. Continuous flow of water can be expected from A. Gravity springs B. Surface springs C. Artesian springs D. None of these 50 / 50 50. During treatment of water, sedimentation is done A. Before filtration B. After filtration C. Simultaneously with filtration D. Along with chlorination Your score is The average score is 45% 0% Restart quiz Exit loksewamcqcivilmock testsub engineersub engineer mock test