For the following questions answer them individually
What is the difference between the sum of interior angles of plane triangle and spherical triangle for area of triangle 195 square kilometre on the Earth’s surface?
The quadrantal bearing of the line lies in the third quadrant making angle in clockwise with the north is ______.
Calculate the volume of the embankment (in cubic metre) using trapezoidal method, if the cross section areas of the three sections of an embankment at an interval of 30 m are 20 square metres, 40 square metres and 50 square metres.
In the leveling between two points A and B on the opposite sides of a pond, the level is first set up near the point A and staff reading on A and B are 2.5 m and 2.0 m respectively. Then the level is moved and set near the point B, staff reading on points A and B are 1.2 m and 1.7 m respectively. Calculate the difference of heights between the two points A and B (in metre).
Calculate the combined correction for curvature and refraction (in m) for a distance of 2 km.
In transit theodolite, the line of the sight can be reversed by revolving the telescope through _____.
Which of the following is used for determining the location of station occupied by the plane table?