41. The equivalent quadrantal bearing of the WEB of 250°30'.
42. In the whole circle system the bearings may have any value between . . . . . . . .
43. If the measured length of line is more than actual length, the sign of the error is . . . . . . . .
44. If L1 is true length and L is standard length of a chain used for measurement the true area . . . . . . . .
45. A rectangular plot 200m × 400m plotted in a sheet measures 800mm2, the scale of the drawing is . . . . . . . .
46. In a closed traverse ABCDEA the sum of the interior angles . . . . . . . .
47. Which among the following is the fastest method of survey . . . . . . . .
48. An area of 100 m2 is measured on a plan having a R.F. of 1/800. If the R. F. were to be 1/2000, the area in m2 would be
49. Metallic tape is made of . . . . . . . .
50. GPS is . . . . . . . .
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