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प्रश्न
What do you mean by Vertical Interval (V.I.) in a topo sheet?
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उत्तर
The vertical distance between two consecutive contour lines on a topographical map is called as Vertical Interval (VI). They are drawn at fixed intervals and do not change on the map. This interval depends on the scale of the map and the range of elevation in the area of the map.
Example : VI in all topo sheets of 1 : 50,000 is 20 m.
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संबंधित प्रश्न
How can transport and communication of an area be inferred directly from a topographical sheet?
Picture study.

Identify the type of settlement shown in the picture.
Picture study.

Write two characteristics of this type of settlement.
Compare Nucleated settlement and scattered settlement.
List the aspects that you should keep in mind while studying a topographical map.
Fill in the blanks
______ settlement develop in a line on either side of a road or a railway track.
Fill in the blanks
______ settlement is indicated by long distances between houses on map.
Fill in the blanks
______ are indicated on the topo sheet with a small triangle followed by the number.
Fill in the blanks
The grid on the ______ corner of a topographical map is always the reference point or the starting point.
______ settlements are found in the Thar desert of Rajasthan.
