123 Sub-Engineer Mock Test of 50 Past Question #52 Sub-Engineer Collection of 50 Past Question from Loksewa Aayog Mock Test. 1 / 50 1. When the angular and linear measurements are equally precise in traversing, the balancing of traverse is done by: A. Transit rule B. Empirical rule C. Bowditch's rule D. none of the above 2 / 50 2. The discharge through a pipe with cross-sectional area A and velocity of flow V is calculated by formula A. A x V B. A/V C. (AxV)² D. none of the above 3 / 50 3. A simply supported beam is subjected to a uniformly distributed load of intensity ‘w’ per meter throughout the span. The B.M. diagram will be a A. triangle with w²l/8 max. ordinate B. rectangle with uniform ordinate wl²/8 C. parabola with wl²/8 maximum ordinate D. parabola with w²l/8 maximum ordinate 4 / 50 4. The coverage of water supply in Nepal as per census of 2021 is A. 90% B. 85% C. 87% D. 75% 5 / 50 5. Which one is waterborne disease? A. malaria B. swineflu C. encephalitis D. dysentery 6 / 50 6. The sewage treatment in septic tanks is due to A. oxidation B. parasitic decomposition C. aerobic decomposition D. anaerobic decomposition 7 / 50 7. Slump test is a measure of A. tensile strength B. compressive strength C. impact value D. consistency 8 / 50 8. The size of machine made brick in Nepal is A. 228 x 110 x 65 mm B. 240 x120 x 60 mm C. 300 x 150 x 75 mm D. 300 x 175 x 80 mm 9 / 50 9. The nominal cover to be provided in a slab is A. 25 mm B. 50 mm C. 15 mm D. 30 mm 10 / 50 10. An RCC column is treated as long if its slenderness ratio is greater than A. 30 B. 35 C. 40 D. 50 11 / 50 11. The shape of shear stress diagram for a reinforced concrete section looks like A. wholly parabolic B. wholly rectangular C. parabolic above neutral axis & rectangular below neutral axis D. rectangular above neutral axis & parabolic below neutral axis 12 / 50 12. The most cohesive soil is A. sandy soil B. silty soil C. clay D. gravel 13 / 50 13. The property of the soil which allows to flow water in the soil is known as A. capillary B. permeability C. fluidity D. viscosity 14 / 50 14. The hydraulic grade line (HGL) always slopes down along the direction of flow because of A. elevation down B. energy cost due to friction C. loss of pressure D. all of the above 15 / 50 15. In the most general form of Bernoulli’s equation P/w + v²/zg+ Z=constant each term represents A. energy per unit mass B. energy per unit weight C. energy per unit volume D. none of the above 16 / 50 16. Struts are load carrying members of a frame structure subjected to A. torsional load B. axial tension load C. axial compressive load D. transverse load 17 / 50 17. Effect of a force on a body depends upon its A. direction B. magnitude C. position D. all of the above 18 / 50 18. Brass is an alloy of A. copper and zinc B. zinc and lead C. tin and silver D. zinc and nickel 19 / 50 19. The increase in volume of dry sand when water is added is called A. honey combing B. bulking C. segregation D. bleeding 20 / 50 20. The main ingredients of Portland cement are A. lime & silica B. lime & alumina C. silica & alumina D. lime & iron 21 / 50 21. Distance between two stations A and B is 200 m whereas their difference in elevation is 2 m. Hence horizontal distance between A and B is A. 199 m B. 199.9 m C. 199.99 m D. 1999.999 m 22 / 50 22. If the R.L. of a B.M. is 100 meter, the back sight is 1.215 meter & the foresight is 1.870 meter the reduced level of the forward station is A. 99.345 meter B. 100.345 meter C. 100.655 meter D. 101.87 meter 23 / 50 23. Length of runway of Tribhuvan International Airport is A. 2.2km B. 2.5km C. 3km D. 4km 24 / 50 24. Tunnel construction in Nepal is treated as A. light construction B. medium construction C. normal construction D. specialization construction 25 / 50 25. The bar chart is also known as A. flow chart B. time chart C. Gantt chart D. travel chart 26 / 50 26. In the rate analysis norms prepared by GON A. quantity of required labors, materials and machinery are given against unit of works B. rate of laours, materials and machinery are given C. rate of unit works are given D. all of the above 27 / 50 27. The tools and plants cost generally taken to calculate the total cost of earthwork excavation is A. 3% of labour cost B. 4% of labour cost C. 5% of labour cost D. 10% of labour cost 28 / 50 28. Karnali bridge at E-W highway is a…….type of bridge A. suspension B. steel truss C. cable stayed D. RCC t-beam 29 / 50 29. The rollers used to compact the ottoseal chips are A. sheep's foot rollers B. pneumatic tyred rollers C. vibrating rollers D. none of the above 30 / 50 30. Which road classification is not categorized in Nepal road standard A. national highway B. feeder roads C. district roads D. tourist roads 31 / 50 31. For geometrical design design purposes, the speed used in highway is A. 98th percentile B. 85th percentile C. 50th percentile D. none of the above 32 / 50 32. To determine the velocity of flow of underground water, the most commonly used none empirical formula is A. darcy's formula B. slitcher's formula C. hazen's formula D. lacey's formula 33 / 50 33. Garrets diagrams are based on A. Kennedy's theory B. lacey's theory C. khosla's theory D. bligh's theory 34 / 50 34. For one hectare of land relationship between duty (D), Delta (Δ) and base period (B) is given by A. D = 8.64B/Δ B. D = 8.64Δ/B C. D = B/8.64Δ D. D =BΔ /8.64 35 / 50 35. Airport elevation is the reduced level above mean sea level of: A. control tower B. highest point of landing area C. lowest point of landing area D. centre of runway 36 / 50 36. A type of bond in brick masonry in which each course consists of alternate headers and stretchers is called, A. Flemish bond B. English bond C. stretching bond D. heading bond 37 / 50 37. In a cantilever beam of length I and carrying UDL of w per unit length over its entire length, the bending moment at the support is numerically equal to A. wl/2 B. wl²/2 C. wl²/8 D. wl²/4 38 / 50 38. The measurement is not made in square meters in case of: A. from work B. plastering C. mild steel bars D. enamel painting 39 / 50 39. Simply supported beam of effective span ‘L’ carries uniformly distributed load of ‘w’ the maximum bending moment at the centre is: A. wl²/4 B. wl²/8 C. wl²/16 D. wl/2 40 / 50 40. Penetration test of bitumen is carried out to determine: A. ductility B. viscosity C. hardness D. solubility 41 / 50 41. Pathogenic bacteria can be removed by water purification process called A. aeration with chemicals B. disinfection C. sedimentation with coagulants D. filtration 42 / 50 42. Ratio of the water delivered in to the fields from the outlet point of the channel, to the water pumped into the channel at the starting point is termed as the efficiency of: A. water use B. water storage C. water application D. water conveyance 43 / 50 43. If the stopping sight distance is 60m. Then the minimum stopping sight distance for two lane, two way traffic is: A. 30 m B. 60 m C. 120 m D. 180 m 44 / 50 44. Raft foundation is provided in case total area of all foundation exceeds…… percentage of plan area: A. 25% B. 33% C. 50% D. 66% 45 / 50 45. The height of instrument is equal to: A. reduced level of bench mark + fore sight B. reduced level of bench mark + back sight C. reduced level of bench mark + intermediate sight D. back sight + fore sight 46 / 50 46. Ratio of total volume of voids to total volume of solids in a soil mass is named as: A. porosity B. void ratio C. air voids D. percentage voids 47 / 50 47. Maximum bending moment will occurs at point where A. shear force changes sign B. shear force is zero C. shear force is maximum D. none of the above 48 / 50 48. A building is an obstacle to A. chaining but not ranging B. ranging but not chaining C. both chaining and ranging D. none of the above 49 / 50 49. The live load to be considered for an accessible roof, is A. Nil B. 75 kg/m² C. 150 kg/m² D. 200 kg/cm² 50 / 50 50. Design of R.C.C. simply supported beams carrying U.D.L. is based on the resultant B.M. at A. Supports B. Mid span C. Every section D. Quarter span Your score is The average score is 61% 0% Restart quiz Exit civil engineerloksewamcqmcq civilmcqcivilmock testpscsub engineersub engineer mock test