Sub Engineer Civil - C&W Department-2019 – Past Paper Solved MCQs

Q1. Raising of outer edge of a road with respect to inner edge is known......

1. A. Super elevation
2. B. banking
3. C. cantt
4. D. all the above

Q2. If the elevations along a road increase, the slope of the road along the longitudinal direction is known as....

1. A. positive grade
2. B. grade
3. C. negative grade
4. D. Gradient

Q3. The type of transition curves generally provided on hill roads is........

1. A. lemniscates
2. B. cubic parabola
3. C. spiral
4. D. Circular

Q4. Bottom-most component of a flexible pavement is.......

1. A. Base
2. B. base course
3. C. sub grade
4. D. sub base

Q5. The minimum road width is taken......

1. A. 12 m
2. B. 9 m
3. C. 20 m
4. D. 16 m

Q6. The minimum super elevation in rolling terrain in plains is limited to....

1. A. 5 %
2. B. 7 %
3. C. 4 %
4. D. 10 %

Q7. Reference pillars fixed on the center line of a proposed road provide the following information.......

1. A. Formation level of the road
2. B. Reduced distance (R.D)
3. C. Horizontal distance of road from the center line reduced level at the top of pillar
4. D. all the above

Q8. Hydrographic surveys deal with the mapping of....

1. A. heavenly bodies
2. B. Large water bodies
3. C. Mountainous region
4. D. canal system

Q9. An ideal vertical curve to join two gradients is......

1. A. Circular
2. B. hyperbolic
3. C. elliptical
4. D. parabolic

Q10. Removal of parallax may be achieved by focusing......

1. A. The objective
2. B. the objective and the eye-piece
3. C. the eye-piece
4. D. none of these

Q11. Back bearing of a line is equal to......

1. A. Fore bearing ± 90°
2. B. Fore bearing ± 270°
3. C. Fore bearing ± 180°
4. D. Fore bearing ± 360°

Q12. The reduced bearing of a line is N 87° W. Its whole circle bearing is....

1. A. 87°
2. B. 273°
3. C. 3°
4. D. 93°

Q13. Surveys which are carried out to depict mountains, rivers, water bodies, wooded areas and other cultural details, are known as......

1. A. guide map surveys
2. B. city surveys
3. C. Cadastral surveys
4. D. topographical surveys

Q14. Inert material of a cement concrete mix is......

1. A. cement
2. B. Water
3. C. aggregate
4. D. none of these

Q15. Placing of concrete should preferably be done at a temperature of......

1. A. 27 ± 2°C
2. B. 10°C
3. C. 23°C
4. D. 20°C

Q16. The maximum percentage of chemical ingredient of cement is that of......

1. A. silica
2. B. lime
3. C. Iron oxide
4. D. aluminum

Q17. Sand generally contains salt if it is obtained from......

1. A. sea beds
2. B. river beds
3. C. nala beds
4. D. all the above

Q18. The impurity of mixing water which affects the setting time and strength of concrete is.......

1. A. sodium chlorides
2. B. Sodium carbonates and bicarbonates
3. C. calcium chlorides
4. D. Sodium sulphates

Q19. The bulk density of aggregates depends upon....

1. A. grading
2. B. Shape
3. C. compaction
4. D. all the above

Q20. Horizontal construction joints in concrete walls are generally provided at....

1. A. Soffit level
2. B. floor level
3. C. window sill level
4. D. all the above

Q21. Vacate apparatus is used for......

1. A. test for setting time
2. B. consistency test
3. C. test for tensile strength
4. D. Fineness test

Q22. A bearing of a line is also known as....

1. A. azimuth
2. B. true bearing
3. C. Magnetic bearing
4. D. reduced bearing

Q23. Closed contours of decreasing values towards their center represent......

1. A. a saddle or pass
2. B. a depression
3. C. A hill
4. D. a river bed

Q24. The constant vertical distance between two adjacent contours, is called......

1. A. Horizontal interval
2. B. horizontal equivalent
3. C. Vertical equivalent
4. D. contour interval

Q25. The wedge-shaped bricks forming an arch ring, are called....

1. A. spandrels
2. B. haunches
3. C. voussoirs
4. D. Soffits