48.

49.

50.

51.

52.

53.

54.

55.

56.

What is the name of the staff 3m long and the band fitted is graduated in mm used for
percise levelling?

(A) Invar Staff (B) Telescopic staff
(C) Target Staff (D) Folding staff

What R.F. is select for drawing town planning schemes, reservoirs etc?
(A) 11000 (B) 1/5000
(C) 1100 (D) 1100000

Contour lines of different elevations can unite to form one line in _.
(A) Vertical cliff (B) Overhanging cliff
(C) Hill (D) Valley

The method of indirect levelling in which the relative elevations of different points are
obtained by measuring the vertical angles and horizontal distance is known as

(A) Barometric levelling (B) Hypsometry
(C) Trigonometrical levelling (D) Check Levelling

What benchmark is established for short duration such as at the end of a day's work?
(A) Arbitrary benchmark (B) Temporary benchmark
(C) Permanent benchmark (D) G.T.S. benchmark

Which instrument is used to establishing grade contour?
(A) Prismatic compass (B) Telescopic alidade

(C) Abney level (D) Pentagraph

Which is prismoidal formula for volume?
(A) L/6(A1+4A2+A3) (B) L/3(A1+4A2+A3)
(C) L/2(A1+4A2+A3) (D) L(A1+4A2+A3)

The latitude and departure with reference to preceding point are known as
(A) Independent co-ordinate (B) Consecutive co-ordinate

(C) Close co-ordinate (D) Origin co-ordinate

What is the type of angle useful for alignment of highways, railways, canals etc?
(A) Deflection angle (B) Direct angle
(C) Azimuth angle (D) Chain angle

93/2028