154 Sub-Engineer Mock Test of 50 Past Question #70 Sub-Engineer Collection of 50 Past Question from Loksewa Aayog Mock Test. 1 / 50 1. The part of the brick cut from a whole brick to maintain the bond in such a way that its one long face remains uncut is known as A. Bat B. Closer C. Squint D. Template 2 / 50 2. The maximum height of masonry wall generally done in one day A. 0.8m B. 1m C. 2m D. 1.5m 3 / 50 3. For well graded soil, the coefficient of curvature will be between A. 1 and 10 B. 2 and 8 C. 3 and 7 D. 1 and 3 4 / 50 4. For slopes of limited extent the surface of slippage, is usually along A. a parabolic arc B. an elliptical arc C. a straight line D. a circular arc 5 / 50 5. The rate of rise and fall along the road alignment, is called A. Gradient B. Camber C. Super-elevation D. Side slope 6 / 50 6. According to Nepal Road Standard 2070, the Right of way for feeder road is A. 50m B. 30m C. 20m D. 25m 7 / 50 7. A lined alluvial canal is best designed on the basis of: A. Lacey's formula B. Kennedy's formula C. Manning's formula D. Continuity equation 8 / 50 8. The area under the beta- distribution curve is divided into two equal parts by: A. Most likely time B. Optimistic time C. Pessimistic time D. Expected time 9 / 50 9. The first method invented for planning projects was A. Bar chart method B. Milestone chart method C. CPM D. PERT 10 / 50 10. Pick up the plutonic rock from the following: A. Granite B. Dolerite C. Basalt D. All the above 11 / 50 11. German silver is an alloy of A. zinc, lead and nickel B. silver, gold and lead C. copper, nickel and zinc D. copper, brass and zinc 12 / 50 12. What is the unit of measuring cornice ? A. cubic metre B. number C. running metre D. square metre 13 / 50 13. The expected out turn of half brick partition wall per mason per day is A. 1.5 m³ B. 2.0 m³ C. 4.0 m² D. 5.0 m² 14 / 50 14. If the specific gravity of oil is 0.7, then the density of oil is A. 1000 kg/m³ B. 900 kg/m³ C. 800 kg/m³ D. 700 kg/m³ 15 / 50 15. When the flow parameters at any given instant remain same at every point, then flow is said to be A. quasi static B. steady state C. laminar D. uniform 16 / 50 16. Fundamental relationship between dry density (γd), bulk density (γ) and water content (ω), is : A. 𝛾 = 𝛾𝑑 /1+𝑤 B. 𝛾𝑑 = 𝛾 /1+𝑤 C. 𝑤 = 𝛾 /1+𝛾𝑑 D. 𝑤 = 𝛾 /1−𝛾𝑑 17 / 50 17. The internal molecular attraction of a soil, the cohesion A. Decreases as the moisture content increases B. Increases as the moisture content decreases C. Is more in well compacted clays D. Depends upon the external applied load 18 / 50 18. Minimum number of bar in rectangular column is A. 6 mm B. 4 mm C. 2 mm D. 1 mm 19 / 50 19. An under-reinforced section means A. Steel is provided at the underside only B. Steel provided is insufficient C. Steel provided on one face only D. Steel will yield first 20 / 50 20. The valve provided at summit of pipe is A. Gate valve B. Globe valve C. air valve D. drain valve 21 / 50 21. Water losses in water supply, is assumed as A. 5 % B. 7.5 % C. 10 % D. 15 % 22 / 50 22. To give a brilliant finish, the type of varnish used is A. Water varnish B. Spirit varnish C. Turpentine varnish D. Oil varnish 23 / 50 23. The R.L of banch mark is 1000.0 m and back sight reading at the bench mark is 2.555m find the staff reading of IS is RL of IS is 1000.055 m A. 2.555 m B. 2.5 m C. 3 m D. 0.0505 m 24 / 50 24. The fuel generally used for burning limestone is A. coal B. charcoal C. firewood D. any one of these 25 / 50 25. The Young’s modulus of a material is 125 Gpa and Poissons ratio is 0.25. The modulus of rigidity of the material is A. 30 GPa B. 50 GPa C. 80 GPa D. 100 GPa 26 / 50 26. 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 27 / 50 27. The phenomenon by virtue of which the cement does not undergo large change in volume when treated with water, is known as A. fineness B. soundness C. setting time D. none of these 28 / 50 28. The maximum permissible chlorine content for public supplies should be between A. 0.1 to 0.2 ppm B. 0.3 to 0.4 ppm C. 1.2 to 4 ppm D. 6.5 to 8 ppm 29 / 50 29. In a rapid sand filter, the filter head varies from A. 1 to 1.5 m B. 1.5 to 2 m C. 2 to 4 m D. 4 to 5 m 30 / 50 30. The narrow strip of land left at the ground level between the inner toe of the bank and top edge of the cutting, is known as A. free board B. dowel C. inspection roadway D. berm 31 / 50 31. A device which ensures a constant discharge of water passing from one channel to another irrespective of water level in each within certain specified limits, is called A. flume B. module C. meter D. none of these 32 / 50 32. The total length of a cranked bar through a distance (d) at 45? in case of a beam of effective length L, is A. L + 0.42 d B. L + 2 x 0.42 d C. L – 0.42 d D. L – 2 x 0.4 d 33 / 50 33. The difference between the time avail-to do a job and the time required to do the job, is known as A. Event B. Float C. Duration D. Constraint 34 / 50 34. A flow through an expanding tube at constant rate is called A. steady uniform flow B. steady non-uniform flow C. unsteady uniform flow D. unsteady non-uniform flow 35 / 50 35. Excess of silica in brick earth causes A. Loss of cohesion B. Impermeable C. Cracking and warping on drying D. Brittleness 36 / 50 36. The modular ratio for the design purposed of M20 concrete is taken as A. 18.67 B. 10.98 C. 13.33 D. 12.67 37 / 50 37. The work of in which bricks are left projecting out in a masonry wall is known as A. Toothing B. pointing C. Racking back D. Jointing 38 / 50 38. Los Angeles testing machine is used to conduct A. abrasion test B. impact test C. attrition test D. crushing strength test 39 / 50 39. A deflecting groyne in a river is A. perpendicular to bank. B. inclined towards downstream C. inclined towards upstream D. none of these 40 / 50 40. Ridge canal is also known as A. Counter canal B. Watershed canal C. Branch canal D. Field canal 41 / 50 41. The valves which allow water to flow in one direction but prevent its flow in their reverse direction. A. Reflux valve B. butterfly valve C. poppet valve D. float valve 42 / 50 42. Which one of the following does not require treatment before its disposal A. storm sewage B. domestic sewage C. industrial sewage D. all of these 43 / 50 43. Cross hairs in surveying telescopes, are fitted A. In the objective glass B. At the centre of the telescope C. At the optical centre of the eye piece D. In front of the eye piece 44 / 50 44. Intensity of forces distributed over given section is called A. Stress B. Creep C. Force per unit volume D. Strain 45 / 50 45. Flash set of concrete is due to A. C3S B. C2S C. C3A D. C4AF 46 / 50 46. The maximum no. of steps in a flight of stair case should generally be restricted to A. 10 B. 12 C. 15 D. No limit 47 / 50 47. A volatile substance added to a paint to make its application easy and smooth is known as A. Base B. Solvent C. Vehicle D. Basalt 48 / 50 48. The shear stress distribution over a rectangular cross section of a beam follows A. an elliptical path B. a circular path C. a straight path D. a parabolic path 49 / 50 49. The minimum and maximum diameter of sewers, generally adopted in design may be A. 15 cm and 100 mm B. 15 cm and 300 mm C. 25 cm and 450 mm D. 60 cm and 300 mm 50 / 50 50. The unit of measurement is per quintal for the following: A. Collapsible gates with rails B. Rolling shutters C. Expanded metal wire netting D. M.S. reinforcement of R.C.C. works Your score is The average score is 49% 0% Restart quiz Exit civil engineerloksewamcqmcq civilmcqcivilmock testpscsub engineersub engineer mock test