72 Survey Chapter Wise McQ Test of 25 Question #12 Survey Chapter Wise McQ Test of 25 Question for PSC, NEC, UPSC, SSC and Many more. 1 / 25 1. Which of the following instruments cannot be used without a tripod? A. Prismatic compass B. Surveyor’s compass C. Theodolite D. Sextant 2 / 25 2. In surveyor’s compass, graduations are in a A. Q.B system B. WCB system C. Both a and b D. None the above 3 / 25 3. Quadrantal bearing is always measured from A. The north end of the magnetic meridian only B. The south end of the magnetic meridian only C. The north end or the south end of the magnetic meridian D. Either the north end or the south end of the magnetic meridian as the case may be 4 / 25 4. In a reduced bearing system, bearing is measured from? A. North B. West C. South D. Nearest one (North or South) 5 / 25 5. The zero of the graduated circle of a prismatic compass is located at A. north end B. east end C. south end D. west end 6 / 25 6. The true meridian of a place is the line in which earth’s surface is intersected by a plane through A. east and west points B. zenith and nadir points C. north and south geographical poles D. North and south magnetic poles 7 / 25 7. Due to the magnetic influence of the earth, the magnetic needle of the prismatic compass will be inclined downward towards the pole. This inclination of the needle with the horizontal is known as A. true bearing B. dip C. local attraction D. magnetic declination 8 / 25 8. At the equator, the amount of dip is A. 0° B. 45° C. 60° D. 90° 9 / 25 9. At the magnetic poles, the amount of dip is A. 0° B. 45° C. 60° D. 90° 10 / 25 10. If whole circle bearing of a line is 120°, its reduced bearing is A. S 20° E B. S 60° E C. N 120° E D. N 600 E. 11 / 25 11. The reduced bearing of a line is N 870 W. Its whole circle bearing is A. 87° B. 273° C. 93° D. 3° 12 / 25 12. The horizontal angle between true meridian and magnetic meridian, is known A. bearing B. magnetic declination C. dip D. Convergence 13 / 25 13. Magnetic declination at any place A. remains constant B. doesn’t remain constant C. fluctuates D. Changes abruptly 14 / 25 14. The Magnetic Bearing of a line is 48°24′. Calculate the true bearing if the magnetic declination is 5°38′ E. A. 54°02′ B. 44°02′ C. 54°22′ D. 45°02′ 15 / 25 15. The magnetic bearing of a line AB is S 28°30′ E. Calculate the true bearing if the declination is 7°30′ West. A. N 36°00′ W B. S 21°00′ E C. S 36°00′ E D. N 21°00′ W 16 / 25 16. The magnetic bearing of a line is N 88°E. Its true bearing is S 89°E. Therefore, its magnetic declination is A. 2°W B. 3°w C. 3° E D. 91° 17 / 25 17. If bearing of OA = 20°, and bearing of OB = 120°, then angle AOB is A. 100° B. 140° C. 280° D. 80° 18 / 25 18. If bearing of AB = 40°, bearing of BC = 300°, then angle ABC is A. 80° B. 100° C. 260° D. 180° 19 / 25 19. Which of the below is not a temporary adjustment of the prismatic compass? A. Adjusting sight vane B. Focusing prism C. Levelling D. Centering 20 / 25 20. . How many types of variations in declination are there? A. 2 B. 3 C. 4 D. 5 21 / 25 21. Which of the following term used to denote any influence which prevents the needle from pointing to the north in a given locality? A. Magnetic bearing B. Compass deflection C. Local attraction D. Magnetic declination 22 / 25 22. The magnetic meridian at any point, is the direction indicated by a freely suspended A. magnetic needle B. and properly balanced magnetic needle C. properly balanced and uninfluenced by local attractive force D. Magnetic needle over an iron pivot 23 / 25 23. Which line is the line drawn through points of the same declination? A. Agonic B. Syngonic C. Isogonic D. Polygonic 24 / 25 24. Which line is the line drawn through points of the Zero declination? A. Agonic B. Syngonic C. Isogonic D. Polygonic 25 / 25 25. An imaginary line connecting points on the earth surface having equal magnetic dip A. Isocline B. Syngonic C. Isogonic D. Polygonic Your score is The average score is 48% 0% Restart quiz Exit civil engineermcqmcqcivilmock testpscsurveyupsc
