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प्रश्न
The distance between the two cities A and B is 5 km. It is represented by a line of 5 cm on the map. Calculate the distance and give the answer in RF.
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उत्तर
Representative Fraction (R.F.) = `"Distance on the map"/"Distance on the ground"`
Given, Distance on the map = 5 cm
The distance on the ground = 5 km
∴ R.F. = `(5 "cm")/(5 "km")`
Converting km to cm; 5 km = 500000 cm
So R.F. is 5 : 500000
i.e. R.F. is 1 : 100000
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संबंधित प्रश्न
Match the following
| 1. The art and science of mapping | a) USA |
| 2. Actual shape of the earth | b) Geoid |
| 3. NAVSTAR | c) Cartography |
What is a map?
Map is the basic tool of a geographer.
What do you mean by the term 'scale of the map'?
Explain the classification 'scale of the map'?
Imagine you are a cartographer. Draw the map of your area.
Give Reason
“It is not possible to show all the data of an area on a map”.
What are the colour codes used with map symbols?
______ symbols are used to indicate railways, roads, power lines, telephone lines in mapping.
Assertion (A): Satellites do not collect large amounts of data of the entire area in a short span.
Reason (R): Sensors in the satellites record the reflected and emitted radiation.
