Surveying MCQ Paper-5 Welcome to your surveyingmcqpaper-5 1. For a scale of 1 cm = 2.5 km, the representative factor is 1 : 250000 1 : 25000000 1 : 25000 1 : 2500 None 2. Survey line provided to verify the accuracy of the framework is known as Tie line Base line Subsidiary line Check line None 3. The length of Gunter's chain is 33 feet 66 feet 100 feet 30 meter None 4. When compared with chain surveying plane table is More accurate Less accurate Not accurate Accurate None 5. Every 20 m chain should be accurate to within ± 2mm ± 5mm ± 8mm None of the above None 6. Which of the following instruments is used for setting out right angles Clinometers Offset rod Prism square Plumb bob None 7. If whole circle bearing of any line is 'W1', that of the preceding line is 'W2' and 'd' is the deflection angle to the right, then choose the correct expression W1 = W2 + d W1 = W2 – d W1 = W2 + 2d W1 = W2 – 2d None 8. The magnetic declination is the difference between True meridian and false meridian False meridian and True meridian True meridian and magnetic meridian Magnetic meridian and false meridian None 9. The quadrantal bearing of the line lies in the third quadrant making angle in clockwise with the north is N(θ – 180)E N(θ – 180)W S(θ – 180)E S(θ – 180)W None 10. The horizontal angle made by the survey line with reference to arbitrary meridian passing trough one of the extremities is called Arbitrary bearing True bearing Magnetic bearing Arbitrary meridian None 11. The angle between the prolongation of the preceding line and the forward line of a traverse is called Direct angle Excluded angle Deflection angle Included angle None 12. Which of the following is the expression for the additive constant, if 'f' is the focal length of objective and 'i' is the stadia interval f – i f/i f + d f x i None 13. The process of turning the telescope in the theodolite in vertical plane through 180⁰ about the trunnion axis is called swinging centering transiting levelling None 14. Relative error of the closure is the ratio of Closing error to sum of departure Closing error to sum of latitude Closing error to perimeter of traverse Latitude to departure None 15. In an adjusted level when the bubble is centered the axis of the bubble tube become parallel to Line of sight Line of collimation Axis of the telescope None of these None 16. The line normal to plumb line is known as Horizontal line Level line Datum line Vertical line None 17. The back sight at a station A is 0.865 m and the height of instrument is 561.365 m. The RL at A will be 558.705 m 559.260 m 560.500 m 560.550 m None 18. Calculate the tangent length (in m) of a 5⁰ curve, if the deflection angle is 60⁰ 172.5 198.6 390 596 None 19. Which of the following methods is NOT in use for earthwork estimation Trapezoidal method Prismoidal method Mid-section method Crossing method None 20. In which of the following conditions two lines intersect each other Hills Overhanging cliff Steep slope Uniform slope None 1 out of 4 Time’s up
