Related Questions

The station which is selected close to the main triangulation station, to avoid intervening obstruction, is not known as
A Satellite station
B Eccentric station
C False station
D Pivot station
If the sum of two adjacent angles is equal to two right angles, then the two angles are ----
A adjacent angles
B straight angles
C supplementary angles
D condemnatory angles
The average of 100 observations in a study was calculated as 49.7 . Later it was revealed that one of the observations was misread as 64 instead of 94. What will be the correct average ?
A 52.5
B 49.8
C 55
D 50
The necessary geometrical condition for triangulation adjustment is:
A The sum of the angles around a station should be 360°
B The sum of the three angles of a plane triangle should be 180°
C The sum of the eight angles of a braced quadrilateral should be 360°
D All the above
Triangulation surveys are carried out for locating
A Control points for surveys of large areas
B Control points for photogrammetric surveys
C Engineering works, i.e. terminal points of long tunnels, bridge abutments, etc.
D All the above
The method of surveying by triangulation was first introduced by the Dutchman Snell in
A 1600
B 1615
C 1630
D 1650
In triangulation surveys
A The area is divided into triangular figures
B Control stations are located from which detailed surveys are carried out
C Sides are not measured excepting the base line
D All the above
Triangulation surveys are carried out for providing
A Planimetric control
B Height control
C Both planimetric and height control
D None of these
The portion of a brick cut to form angles other than right angles in plan, is known as
A Queen closer
B King closer
C Closer
D Squint brick
Three angles of a triangle are in proportion 5 : 6 : 7. Then what is the difference in degrees between the biggest and the smallest angles ?
A 15
B 20
C 25
D 30

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