131 Survey Chapter Wise McQ Test of 25 Question #5 Survey Chapter Wise McQ Test of 25 Question for PSC, NEC, UPSC, SSC and Many more. 1 / 25 1. The maximum angular error in laying the direction is 3 degree if this maximum displacement of the point on paper is same for both source of error, the accuracy in the offset measurement will be A. 1 in 18 B. 1 in 19 C. 1 in 25 D. 1 in 30 2 / 25 2. The error in measured length due to sag of chain or tape is known as A. positive error B. negative error C. compensating error D. instrumental error 3 / 25 3. The sag corrections on hills A. Is positive B. Is negative C. May be either positive or negative D. is zero 4 / 25 4. The temperature correction and pull correction A. May have same sign B. Always have same sign. C. Always have opposite signs. D. Always have positive sign. 5 / 25 5. Chain surveying based on the principle of? A. Chaining B. Ranging C. Triangulation D. Traversing 6 / 25 6. What triangles are generally preferred to get good results in plotting? A. Isosceles B. Obtuse angled C. Equilateral D. Acute angle 7 / 25 7. In which type of surveying only linear measurements are made? A. Contouring B. Dumpy level C. Chain surveying D. Theodolite surveying 8 / 25 8. Greater accuracy in linear measurements, is obtained by A. direct taping B. tacheometry C. direct chaining D. All the above. 9 / 25 9. Which of the following is not required for chain surveying? A. 20 m chain B. Arrows C. Dumpy level D. Pegs 10 / 25 10. The longest chain line passing through the center of the area is known as A. base line B. tie line C. check line D. contour line 11 / 25 11. Well-conditioned triangles are between A. 30˚ and 60˚ B. 30˚ and 90˚ C. 30˚ and 120 D. 60˚ and 120˚ 12 / 25 12. In chain surveying tie lines are primarily provided A. to take offsets for detail survey B. to check the accuracy of the survey C. to avoid long offsets from chain lines D. To increase the number of chain lines 13 / 25 13. Which of the following is the most important process in the triangulation system? A. Towers B. Signals C. Base line measurement D. Reconnaissance 14 / 25 14. A line joining the apex of a triangle to some fixed point on the opposite side is called a A. check line B. tie line C. base line D. none of these 15 / 25 15. A line joining some fixed points on the main survey lines, is called a A. Check line B. tie line C. base line D. none of these 16 / 25 16. A tie line in a chain surveying A. checks the accuracy of the framework B. enables the surveyor to locate the interior details which are far away from the main chain lines C. fixes up the directions of all other lines D. all of the above 17 / 25 17. The instrument used for setting out an offset at a right angle, is called A. open cross-staff B. French cross-staff C. adjustable cross-staff D. optical square 18 / 25 18. For setting out an offset at an angle of 45? A. open B. French C. Adjustable D. All of these 19 / 25 19. The adjustable cross-staff is used for setting out an offset A. At an angle of 45 B. At an angle of 60 C. at a right angle D. at any angle 20 / 25 20. The difference between the two measured values of the same quantity is ______ A. Precision B. Accuracy C. Discrepancy D. Error 21 / 25 21. Offsets are A. Chain lines out of alignment B. Small measurements from chain line C. Measurements taken in chain surveying D. None of the above 22 / 25 22. How many kinds of obstacles of chaining are there? A. Obstacle to ranging B. Obstacle to chaining C. Both chaining and ranging D. All of the above 23 / 25 23. In survey, a building is an obstacle to A. chain but no ranging B. ranging but no chaining C. both chaining and ranging D. none of the above 24 / 25 24. Short offsets are measured with A. Ordinary chain B. An invar tape C. A metallic tape D. A steel tape 25 / 25 25. A good draught person can plot a length within A. 1cm B. 1m C. 0.25mm D. 2km Your score is The average score is 62% 0% Restart quiz Exit civil engineermcqmock testpscsub engineersurveyupsc
