Triangulation & GIS, GPS, Remote Sensing
Triangulation, Classification of Triangulation– Primary / 1st order Triangulation, Secondary/ 2nd order Triangulation, Tertiary/ 3rd order Triangulation. Accuracy of Triangulation Networks, Objective Of Triangulation, Triangulation Layout – Single Chain of Triangulation, Double Chain of Triangulation, Braced Quadrilaterals, Centered Triangle & Polygon. System Of Framework – Grid Iron System, Central System. Well Condition Triangle (***), Trilateration.
Geographic Information System (GIS)-Geographic, Information system, Uses of GIS, Components of GIS- Hardware, Software’s, Data, People, Methods. Global Positioning System (GPS), Different GPS systems available are, Comparison of Global Navigation Satellite Systems of the World. Remote Sensing, Principles of Remote Sensing, Remote Sensing Sensor Systems, Type of Remote Sensing Sensor Systems– Active System, Passive System.
Topics
In trigonometric levelling, we details discuss about trigonometric levelling, determination of elevation of object when its base are accessible & not accessible & when the two instruments are not in the same vertical plane.
In curve we details discuss about curve, type of curve, basic definitions of curve, elements of circular curve, apex distance, chainage of tangent points, intermediate chord length.