Surveying MCQs
Minor instruments, which make use of optical principle to measure an angle in a single observations is known as
A) clinometer
B) sextant
C) abney level
D) pantograph
Check Answer
B) sextant
By method of repetition in measuring horizontal angle the error that is not eliminated is
A) due to inaccurate graduation
B) due to the line of sight and trunnion axis being out of adjustment
C) due to inaccurate bisection
D) due to non-verticality of vertical signal
Check Answer
D) due to non-verticality of vertical signal
For hilly region the ideal method of contouring is
A) direct method
B) method of squares
C) cross-section method
D) radial line method
Check Answer
D) radial line method
After setting a level, the first sight to be taken is
A) foresight
B) back sight
C) intermediate sight
D) any of the above
Check Answer
B) back sight
Trial and error method of solving three-point problems in plane tabling is also known as
A) tracing paper method
B) Bessel’s method
C) Lehman’s method
D) all the above
Check Answer
C) Lehman’s method
The horizontal angle between the true meridian and magnetic meridian is known as
A) magnetic dip
B) declination
C) local attraction
D) magnetic bearing
Check Answer
B) declination
Which one of the following is not used in setting perpendicular
A) line ranges
B) cross staff
C) optical square
D) prism square
Check Answer
A) line ranges
If n divisions on vernier coincide with 2n – 1 divisions on the main scale, the vernier is known as
A) direct vernier
B) retrograde vernier
C) double vernier
D) extended vernier
Check Answer
D) extended vernier
The process of rotating the telescope of a theodolite in a horizontal plane is known as
A) transiting
B) plunging
C) swinging
D) any of the above
Check Answer
C) swinging
Method of square is suitable for contouring
A) hilly terrain
B) forest
C) urban area
D) plains
Check Answer
D) plains
