from the question bank...can anyone help me with these questions for Nav and how you work them out?
1) 5hr 20min 20 sec corresponds to a longitude difference of?
2) the constant of a cone of a Lambert conformal conic chart is 0.3955. At what latitude on the chart is earth convergency correctly represented?
3) On a direct mercator projection, at lat 45 North, a certain length represents 70nm. At Lat 30 North the same length represents?