301. The orthographical projection of a traverse leg upon the reference meridian, is known as
Correct answer: (B)
Latitude to the leg
302. The 'point of curve' of a simple circular curve, is
Correct answer: (B)
Point of commencement
303. The power of a lens
Correct answer: (D)
Is measured in Diopter
304. The probable error of the adjusted bearing at the middle is
Correct answer: (A)
½ r√n
305. The process of determining the locations of the instrument station by drawing re sectors from the locations of the known stations is
Correct answer: (C)
Resection
306. The properties of autogenous curve for automobiles are given by
Correct answer: (C)
Bernoulli's Lemniscate
307. The R.L, of the point 'A' which is on the floor is 100 m and back sight reading on 'A' is 2.455 m. If the foresight reading on the point 'B' which on the ceiling is 2.745 m, the R.L. of point 'B' will be
Correct answer: (D)
105.20 m
308. The radius of a simple circular curve is 300 m and length of its specified chord is 30 m. The degree of the curve is
Correct answer: (A)
5.73°
309. The radius of curvature of the arc of the bubble tube is generally kept
Correct answer: (D)
100 m
310. The Random errors tend to accumulate proportionally to
Correct answer: (C)
Square root of the number of operation involved