C-4 COORDINATE SYSTEMS & MAP PROJECTIONS

nominal scale, and expect to have obtained a correct distance. Clearly explain how you would obtain a correct distance from such maps. b) Give two important reasons why

a) Explain three important reasons why the GPS coordinate values, which are usually presented in the (X, Y, Z) geocentric coordinate system, are inconvenient for use by surveyors.

a) Clearly explain why the plane bearing of a line P-Q in a Stereographic double projection and the plane bearing of the same line in a UTM projection cannot necessarily be

d) Explain one important difference between a datum transformation and a coordinate transformation. a) Sketch the graticule appearance of the Universal Transverse Mercator (UTM)

C-4 COORDINATE SYSTEMS & MAP PROJECTIONS March 2018 Although programmable calculators may be used, candidates must show all formulae used, the substitution of values into

According to Torge in his Geodesy, Celestial Reference System (CRS) is an approximation to an inertial system. a) What is an inertial system? Explain the need for it in Geomatics. b)

Although programmable calculators may be used, candidates must show all formulae used, the substitution of values into them, and any intermediate values to 2 more significant

C-4 COORDINATE SYSTEMS & MAP PROJECTIONS October 2016 Although programmable calculators may be used, candidates must show all formulae used, the substitution of values into