211 Sub-Engineer Mock Test of 50 Past Question #88 Sub-Engineer Collection of 50 Past Question from Loksewa Aayog Mock Test. 1 / 50 1. Diopter is the power of a lens having a focal length of A. 50 cm B. 75 cm C. 100 cm D. 125 cm 2 / 50 2. The angle of intersection of a contour and a ridge line, is A. 30° B. 45° C. 60° D. 90° 3 / 50 3. Horizontal distances obtained tacheometerically are corrected for A. slope correction B. temperature correction C. refraction and curvature correction D. all of the above 4 / 50 4. In tangential tacheometry, an ordinary level staff is used A. leaning towards the instrument for inclined sights upward B. leaning away from the instrument for inclined sights downwards C. vertical in all cases D. none of these 5 / 50 5. Shingle is A. decomposed laterite B. crushed granite C. water bound pebbles D. air weathered rock 6 / 50 6. PVC stands for A. plastic very compact B. polythene vinyl chloride C. polythene vinyl carbon D. polythene vanadium carbide 7 / 50 7. Oil varnish generally consists of A. synthetic resin and spirit B. oil, wax and resin C. resin, oil and turpentine D. spirit, oil and wax 8 / 50 8. If the iron ore contains clay as an impurity, the flux added during calcination, is A. clay B. lime stone C. argillaceous iron ore D. all of the above 9 / 50 9. In plastic analysis, the shape factor for a circular section, is A. 1.5 B. 1.6 C. 1.7 D. 1.75 10 / 50 10. Hooke’s law states that stress and strain are A. directly proportional B. inversely proportional C. curvilinearly related D. none of these 11 / 50 11. For keeping the stress wholly compressive the load may be applied on a circular column anywhere within a concentric circle of diameter A. d/3 B. d/4 C. d/8 D. d/10 12 / 50 12. An independent mass of a fluid does not posses A. elevation energy B. kinetic energy C. pressure energy D. none of these 13 / 50 13. The width of a weir with end contraction, Is A. equal to the width of the channel B. less than the width of the channel C. half the width of the channel D. none of these 14 / 50 14. Though angle of deviation of liquid is more in internal mouth piece, the contraction of the jet, is A. more in the internal mouth piece B. less in the internal mouth piece C. equal to external mouth piece D. none of these 15 / 50 15. The thickness of a sharp crested weir is kept less than A. one-half of the height of water on the sill B. one-fourth of the height of water on the sill C. two-third of the height of water on the sill D. none of these 16 / 50 16. Cohesive soils are generally A. plastic and also compressible B. elastic and also compressible C. plastic but incompressible D. none of these 17 / 50 17. A soil not fully consolidated under the existing over-burden pressure, is called A. pre-consolidated B. normally consolidated C. under-consolidated D. none of these 18 / 50 18. Pick up the In-correct statement from the following: The soils which contain montmorillonite minerals A. shrink more when dry B. possess high plasticity C. possess high coefficient of internal coefficient D. None of these 19 / 50 19. The specific gravity of quartz, is A. 2.65 B. 2.72 C. 2.85 D. 2.90 20 / 50 20. In a simply supported slab, alternate bars are curtailed at A. 1/5th of the span B. 1/6th of the span C. 1/7th of the span D. none of these 21 / 50 21. On an absolutely rigid foundation base, the pressure will A. be more at the edges of the foundation B. be uniform C. not be uniform D. be zero at the centre of the foundation 22 / 50 22. The pitch of the main bars in a simply supported slab, should not exceed its effective depth by A. three times B. four times C. five times D. six times 23 / 50 23. The live load to be considered for an accessible roof, is A. Nil B. 75kg /cm² C. 150kg /cm² D. 200kg /cm² 24 / 50 24. In a prestressed beam carrying an external load W with a bent tendon is having angle of Inclination θ and prestressed load P. The net downward load at the centre is A. W – 2P cos θ B. W – P cos θ C. W – P sin θ D. W – 2P sin θ 25 / 50 25. The raft, slab is projected beyond the outer walls of the structure by A. 15 to 20 cm B. 25 to 30 cm C. 30 to 45 cm D. 60 cm 26 / 50 26. Suitable spacing of timber piles, is A. 60 cm B. 70 cm C. 80 cm D. 90 cm 27 / 50 27. The members which support covering material of a sloping roof, are A. rafters B. purlins C. battens D. struts 28 / 50 28. The ratio of various ingredients (cement, sand, aggregates) in concrete of grade M 200, is A. 1:3:6 B. 1:1* 1/2:3 C. 1:1:2 D. 4:2:1 29 / 50 29. The ratio of total capacity and dead storage is kept A. 6 B. 4 C. 3 D. 2 30 / 50 30. Manholes are less common in A. cast iron pipes B. steel pipes C. hume steel pipes D. R.C.C. pipes. 31 / 50 31. The pH value of fresh sewage is usually A. equal to 7 B. more than 7 C. less than 7 D. equal to zero 32 / 50 32. The non-clog pump which permits solid matter to pass out with the liquid sewage, is A. centrifugal pump B. reciprocating pump C. pneumatic ejector D. none of these 33 / 50 33. In a barrage, the crest level is kept A. low with large gates B. high with large gates C. high with no gates D. low with no gates 34 / 50 34. A land is said to be water-logged if its soil pores within A. a depth of 40 cm are saturated B. a depth of 50 cm are saturated C. root zone of the crops are saturated D. all the above 35 / 50 35. If straight sides of a triangular section of a lined canal with circular bottom of radius R, make an angle 8 with horizontal, the area of its cross-section, is A. R(θ + tan θ) B. 2R(θ + tan θ) C. R(θ + cos θ) D. 2R(θ + cos θ) 36 / 50 36. The main function of a diversion head works of a canal from a river, is A. to remove silt B. to control floods C. to store water D. to raise water level 37 / 50 37. 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. no where on the road 38 / 50 38. When load is applied on concrete pavement A. away from edges, the maximum bending moment is negative B. away from edges, the maximum bending moment cause compression C. on the edges, the maximum stress is parallel to the edge of the slab D. none of these 39 / 50 39. Reference pillars fixed on the centre line of a proposed road, provide the following information: A. reduced level at the top of pillar B. reduced distance (R.D.) C. formation level of the road D. all of the above 40 / 50 40. Pick up the incorrect statement from the following. On highways circular curves may be A. simple curves B. compound curves C. reverse curves D. vertical curves 41 / 50 41. If B is the width of formation, d is the height of the embankment, side slope s / 1 for a highway with no transverse slope, the area of cross-section is A. B + d + Sd B. Bd + Sd² C. B x d – Sd1/2 D. 1/2 (Bd + Sd²) 42 / 50 42. The slope of the oultet of ‘P trap’ below the horizontal is kept A. 8° B. 10° C. 12° D. 14° 43 / 50 43. The depressions and undulations in the pavement, are caused due to A. impact of heavy wheel loads B. punching effect C. flexible gears D. all of the above 44 / 50 44. The rate of payment is made for 100 cu m (per % cu m) in case of A. Rock cutting B. Excavation in trenches for foundation C. Earth work in filling the plinth D. all the above 45 / 50 45. The minimum width of a septic tank is taken A. 70 cm B. 75 cm C. 80 cm D. 90 cm 46 / 50 46. For a comfortable travel on Highways, the centrifugal ratio should not exceed A. 0.10 B. 0.15 C. 0.20 D. 0.25 47 / 50 47. If the slump of a concrete mix is 60 mm, its workability is A. very low B. low C. medium D. high 48 / 50 48. 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 49 / 50 49. What is the value of camber rate that should be provided in case of WBM pavement surface in an area of heavy rainfall ? A. 1 in 30 B. 1 in 48 C. 1 in 60 D. 1 in 72 50 / 50 50. In the cross-section of a rectangular beam, what is the ratio of the average shear stress to the maximum shear stress ? A. 3/2 B. 2/3 C. 4/3 D. 3/4 Your score is The average score is 46% 0% Restart quiz Exit loksewamcqcivilsub engineersub engineer mock test
