127 Irrigation Engineering Chapter Wise McQ Test of 25 Question #9 Irrigation Engineering Chapter Wise McQ Test of 25 Question for PSC, NEC, UPSC, SSC and Many more. 1 / 25 1. A ridge canal is also called a: A. watershed canal B. contour canal C. side slope canal D. None of the above 2 / 25 2. The canal, which can irrigate the area on both sides, is a: A. watershed canal B. contour canal C. side slope canal D. None of them 3 / 25 3. The canal, which can irrigate only on one side, is a: A. watershed canal B. contour canal C. side slope canal D. None of them 4 / 25 4. The canal, which may frequently encounter cross-drainage work will be a: A. watershed canal B. contour canal C. side slope canal D. None of these 5 / 25 5. The type of canal alignment, which involves maximum cross-drainage works, is a: A. ridge canal B. side slope canal C. contour canal D. All of the above 6 / 25 6. The side slope canals are also called A. Single bund canal B. Double bund canal C. Both a and b D. None of the above 7 / 25 7. The canal which is perpendicular to contour and parallel to natural drain called A. watershed canal B. contour canal C. side slope canal D. None of these 8 / 25 8. In- a hilly district, where watershed line is very high as compared to the head-works, which type of alignment you would recommend for a proposed canal, if cross-drainage is to be avoided A. canal along the ridge line B. canal along the contour line C. canal across the contour lines D. None of them 9 / 25 9. Canals constructed for draining off water from water logged areas, are known A. Drains B. Inundation canals C. Valley canals D. Contour canals 10 / 25 10. When a canal is carried over a natural drainage, the structure provided, is known as A. Syphon B. Aqueduct C. Super passage D. Syphon-aqueduct 11 / 25 11. When a drainage is carried over a natural canal, the structure provided, is known as A. Syphon B. Aqueduct C. Super passage D. Syphon-aqueduct 12 / 25 12. When a canal flowing under pressure is carried below a natural drainage such that its F.S.L. does not touch the underside of the supporting structure, the structure so provided, is called A. Syphon B. Aqueduct C. Super passage D. Syphon-aqueduct 13 / 25 13. In a canal syphon, the flow is A. under atmospheric pressure B. pipe flow C. with critical velocity D. Under negative pressure 14 / 25 14. A cross-drainage work is called a siphon, when it carries the canal water: A. below the drainage under pressure B. Below the drainage at atmospheric pressure C. above the drainage at atmospheric pressure D. None of the above 15 / 25 15. When a canal and a drainage approach each other at the same level, the structure so provided, is A. An aqueduct B. A syphon C. A level crossing D. Inlet and outlet 16 / 25 16. In a syphon aqueduct, the worst condition of uplift on the roof occurs, when: A. The canal and drainage are flowing full. B. the canal is flowing full and there is .no drainage discharge C. the canal is empty and drainage is flowing full D. None of the above 17 / 25 17. Which of the following is not cross drainage work? A. aqueduct B. super passage C. level crossing D. drain crossing 18 / 25 18. if the RL of canal bed level and HFL of drainage are 202.0m and 200.0 respectively then cross drainage work will be A. an aqueduct B. siphon C. syphon aqueduct D. super passage 19 / 25 19. if the RL of canal bed level and high flood level of drainage are 210.0 m and 212.0m respectively then cross drainage work will be A. aqueduct B. super passage C. syphon aqueduct D. none of these 20 / 25 20. The most suitable section of a lined canal, is A. triangular section with circular bottom for small canals B. trapezoidal section with rounded corners for large canals C. rectangular section with rounded corners for large canals D. both (a) and (c) 21 / 25 21. If the straight sides of a triangular section of a lined canal with circular bottom of radius y, make an angle θ with horizontal, the hydraulic mean depth is A. y B. y/2 C. y/3 D. y/4 22 / 25 22. If straight sides of a triangular section of a lined canal with circular bottom of radius y, make an angle θ with horizontal, the area of its cross-section, is A. A=y(θ + tan θ) B. A=y(θ + cot θ) C. A=y² (θ + tan θ) D. A=y² (θ + cot θ) 23 / 25 23. If the straight sides of a triangular section of a lined canal with circular bottom of radius y, make an angle θ with horizontal, the perimeter of the canal is A. P=y(θ + tan θ) B. P=2y(θ + tan θ) C. P=y(θ + cot θ) D. P=2y(θ + cot θ) 24 / 25 24. Regime conditions in a channel may occur if A. discharge is constant B. channel flows uniformly in incoherent alluvium as that transported in suspension C. silt grade and silt charge are constant D. all of the above 25 / 25 25. Canal outlets are also called: A. canal escapes B. canal modules C. canal offtakes D. canal openings Your score is The average score is 43% 0% Restart quiz Exit civil engineerirrigation engineeringmcq civilmock testpscupsc
