An imaginary line lying throughout the surface of ground and preserving a constant inclination to the horizontal is known as__________________?
(A) contour line
(B) horizontal equivalent
(C) contour interval
(D) contour gradient
The instrument used for accurate centering in plane table survey is________________?
(A) spirit level
(B) alidade
(C) plumbing fork
(D) trough compass
Which of the following methods of plane table surveying is used to locate the position of an inaccessible point ?
(A) radiation
(B) intersection
(C) traversing
(D) resection
If the reduced bearing of a line AB is N60°W and length is 100 m, then the latitude and departure respectively of the line AB will be________________?
(A) +50 m, +86.6 m
(B) +86.6 m, -50 m
(C) +50m, -86.6 m
(D) +70.7 m,-50 m
Bowditch rule is applied to_________________?
(A) an open traverse for graphical adjustment
(B) a closed traverse for adjustment of closing error
(C) determine the effect of local attraction
(D) none of the above
The process of determining the locations of the instrument station by drawing re sectors from the locations of the known stations is called_________________?
(A) radiation
(B) intersection
(C) resection
(D) traversing
The two point problem and three point problem are methods of________________?
(A) resection
(B) orientation
(C) traversing
(D) resection and orientation
The size of a plane table is________________?
(A) 750 mm x 900 mm
(B) 600 mm x 750 mm
(C) 450 mm x 600 mm
(D) 300 mm x 450 mm
Detailed plotting is generally done by________________?
(A) radiation
(B) traversing
(C) resection
(D) all of the above
The type of surveying which requires least office work is________________?
(A) tacheomefry
(B) trigonometrical levelling
(C) plane table surveying
(D) theodolite surveying