106 Sub-Engineer Mock Test of 50 Past Question #65 Sub-Engineer Collection of 50 Past Question from Loksewa Aayog Mock Test. 1 / 50 1. The effluents from the septic tank are discharged into A. Soak pit B. Drainage C. Oxidation pond D. Sewer 2 / 50 2. Storm water sewer carries the water flow from A. Household bath room and kitchen B. Rainwater C. Septic tank overflow water D. All of the above 3 / 50 3. Manhole is provided at A. The junction B. The change of gradient C. Change in diameter of sanitary pipe D. All of the above 4 / 50 4. For large sewers, the maximum distance between manholes should be A. 75m B. 150m C. 30m D. 300m 5 / 50 5. The digestion process in septic tank is which of the following type? A. Aerobic digestion B. Anaerobic digestion C. Facultative digestion D. None of the above 6 / 50 6. The self cleansing velocity of water in sewer line should be maintained to A. Avoid the scouring of the sewer material B. Avoid the water to flow full in pipe C. Avoid the settlement of solid in pipe D. Avoid the formation of foul gases in pipe 7 / 50 7. Before entering to a manhole a candle is lowered into the manhole A. To illuminate it B. To detect toxic gas C. To give a signal D. To find out the presence of oxygen 8 / 50 8. The brick work is not measured in m³ in case of A. Half brick wall B. Reinforced brick work C. Brick work in arch D. One or more than one brick wall 9 / 50 9. The cost of electrification varies from …… of building cost. A. 2% to 3% B. 5% to 8% C. 6% to 9% D. 8% to 10% 10 / 50 10. For one cubic meter of brick masonry, the number of bricks required are A. 300 B. 400 C. 500 D. 550 11 / 50 11. Unit of concrete work in foundation is A. Cu.m B. Sqm C. rm D. All of the above 12 / 50 12. The pre-tender stage of construction requires A. Selection of site B. Acquisition of land C. Finalization of designs D. All of the above 13 / 50 13. The amount shown in the account book after allowing necessary depreciation is called A. Scrap value B. Salvage value C. Book value D. Market value 14 / 50 14. In order to determine the natural features such as valleys, river, lakes etc, the surveying preferred is A. City surveying B. Location surveying C. Cadastral surveying D. Topographical surveying 15 / 50 15. Theodolite is an instrument used for measuring……. angles. A. Horizontal B. vertical C. Deflection D. All of the above 16 / 50 16. The rise and fall method of levelling A. Is suitable for important works B. Is preferable for differential and check levelling C. Provides a check on the intermediate readings D. All of the above 17 / 50 17. Closed contours with higher value inside represents a A. Hill B. Depression C. Plain surface D. None of the above 18 / 50 18. Which of the following wall structure is more durable? A. Random rubble with cement mortar B. Ashlars masonry with cement mortar C. Brick masonry with mud mortar D. Bamboo with mud mortar wall 19 / 50 19. Which cement is mostly used in RCC structures? A. Ordinary Portland cement B. High Alumina cement C. Rapid hardening cement D. None of the above 20 / 50 20. The maximum bending moment of a simply supported beam of span 1 and carrying a point load w at the centre of beam is A. wl/4 B. wl/2 C. wl D. wl²/4 21 / 50 21. Stirrups bar in RCC beam is provided to resist A. Bending moment B. Shear force C. Axial force D. All of the above 22 / 50 22. If the fluid particles move in a zig-zag way, the flow is called A. Unsteady B. Non-uniform C. Turbulent D. Incompressible 23 / 50 23. The pressure in pipe flow is normally A. Less than atmospheric pressure B. Equal to atmospheric pressure C. More than atmospheric pressure D. None of the above 24 / 50 24. The discharge through a pipe with cross sectional area A and velocity of flow V is calculated by A. A*v B. A/V C. AV² D. AV³ 25 / 50 25. Which soil is not good for the construction of large structure? A. Clay with gravel B. hard soil C. Red soil D. Black cotton soil 26 / 50 26. If the coefficient of passive earth pressure is 1/3, then the coefficient of active earth pressure is A. 1/3 B. 1 C. 3/2 D. 3 27 / 50 27. An over reinforced section is not usually preferred as compared to under reinforced section because A. It causes tension failure B. It causes compression failure C. It is not economical D. None of the above 28 / 50 28. The spacing of shear reinforcement in rectangular bean is A. Minimum near the beam support B. Maximum near the beam support C. Equal at all section D. Minimum near the centre 29 / 50 29. M10 grade of concrete proportion is approximately A. 1:2:4 mix B. 1:1.5:3 mix C. 1:3:6 mix D. 1:3:4 mix 30 / 50 30. Slump test is done for A. Clay B. Sand C. Lime D. Concrete 31 / 50 31. The horizontal tunnels constructed at shallow depths along the banks of a river to intercept the ground water table are called A. Canals B. Infiltration galleries C. Springs D. lakes 32 / 50 32. The meter commonly used for domestic service and small trade supplies involving small quantities of water to be measured is A. Inferential meter B. Positive meter C. Semi positive D. None of the above 33 / 50 33. The growth of population may be conveniently represented by A. Semi-logarithmic curve B. Logistic curve C. Straight line curve D. All of the above 34 / 50 34. The velocity of water in a pipe line does not depends upon A. Diameter of the pipe B. Material of pipe C. Quantity of water D. Type of intake structures 35 / 50 35. The size of the storage tank of a water supply system depends upon A. Safe yield of the water source B. Time of supply hours C. Number of population served D. All of the above 36 / 50 36. The water supply demand in fully plumbed system in Nepal is adopted A. 25 ipcd B. 45 lpcd C. 120 lpcd D. 250 lpcd 37 / 50 37. A right angled sleeve value connected in the water main through which water is tapped for domestic supply is called A. Stop tap B. Goose neck C. Ferrule D. Service pipe 38 / 50 38. Fluorides are removed from water by A. Activated carbon B. Caustic soda C. Activated alumina D. Activated silica 39 / 50 39. A river intake may be situated at A. Straight reach B. The convex side of curve C. Down stream side of outfall sewer D. Proximing to industries 40 / 50 40. In Rural Hill area which system is used for the distribution line pipe network? A. Loop system B. Dead end system C. Both A and B D. None of the above 41 / 50 41. Which of the following tests measures the toughness of road aggregates? A. Crushing strength test B. Abrasion test C. Impact test D. Shape test 42 / 50 42. If no super elevation is provided on a road along curves, pot holes may develop at A. Inner edge of the road B. Outer edge of the road C. Centre of the road D. Nowhere on the road 43 / 50 43. Design of R.C.C. cantilever beams, is based on the resultant force at A. Fixed end B. Free end C. Mid span D. Mid span and fixed support 44 / 50 44. The water content in a soil sample when it continues to loose weight without loosing the volume, is called A. Shrinkage limit B. Plastic limit C. Liquid limit D. Semi-solid limit 45 / 50 45. A pycnometer is used to determine A. Voids ratio B. Dry density C. Water content D. Density index 46 / 50 46. The property of a material by which it can be drawn to a smaller section, due to tension, is called A. Plasticity B. Ductility C. Elasticity D. Malleability 47 / 50 47. When equal and opposite forces applied to a body, tend to elongate it, the stress so produced, is called A. Shear stress B. Compressive stress C. Tensile stress D. Transverse stress 48 / 50 48. The shape of the bending moment diagram over the length of a beam, carrying a uniformly increasing load, is always A. Linear B. Parabolic C. Cubical D. Circular 49 / 50 49. The angle between the prolongation of the preceding line and the forward line of a traverse is called A. Deflection angle B. Included angle C. Direct angle D. None of the above 50 / 50 50. To retard the initial setting time of cement, the compound responsible, is A. Tri-calcium silicate B. Gypsum C. Di-calcium silicate D. Tri-calcium aluminate Your score is The average score is 55% 0% Restart quiz Exit civil engineerloksewamcq civilmcqcivilmock testsub engineersub engineer mock test
