Answer to Question #250442 in Geomatics for Charly

Question #250442
1. Magnatic North pole is...
A. Different to the North pole
B. Opposite to the North pole.
C. A static North pole.
D. The same as the North pole
2.Express the following representative fraction (RF) 1: 20 000 000in a word statement using centimetres and kilometres: 1 cm equals........ km
3.if the farm boundary is 4.5km long, what would the length in mm on a 1:50 000 topographic map be? Answer is ............ mm
4.if the distance between any two points is 45mm on a 1:20 000 map, what would the distance in mm on a 1:50 000 map be? Answer is .......... mm.
Expert's answer


2. 1:20 000 000: 1 cm is 200 km.

3. The actual length is 450000 cm, this is equivalent to 9 cm in map.

4. 45 mm is 4.5 cm, or 4.5*20 000=90 000 cm in real world.

In 1:50 000 map this is equivalent to 1.8 cm.

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