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Which of the following terms correct for map?
Small scale
Map of Gujarat
Drawn for large area
All of the above
Small scale
A map is a graphical representation of a portion of the earth's surface on a horizontal plane at a reduced scale. Since the Earth is vast, maps covering geographical regions (like states) inherently utilize a small scale to project these large areas onto a manageable medium.
A map is a graphical representation of a portion of the earth's surface on a horizontal plane at a reduced scale. Since the Earth is vast, maps covering geographical regions (like states) inherently utilize a small scale to project these large areas onto a manageable medium.
RF=Ground┬аDistanceMap┬аDistanceтАЛ тАФ The Representative Fraction defining map scale.
The principle of map projection involves scaling down real-world distances by a constant Representative Fraction (RF). The selection of the scale is inversely proportional to the area being covered; thus, mapping a large area like a state requires a significantly smaller scale compared to a plan of a building.
Maps are typically produced at small scales (e.g., 1:1,000,000) to represent large areas.
Plans are typically produced at large scales to represent small areas with high detail.
A map of a state like Gujarat is a classic example of a small-scale representation of a large geographical area.
Provides a bird's-eye view of vast geographical regions.
Allows for effective planning and analysis of large-scale logistics and political boundaries.
Loss of fine detail due to high reduction in scale.
Geometric distortions are inevitable when projecting a curved surface onto a 2D plane.
Topographical surveying
Regional planning and geographical studies
Cartography and navigation
In surveying, if the scale is less than 1:1000, it is generally classified as a map. If it is 1:1000 or greater, it is usually referred to as a plan.
Option A is correct as maps use small scales. Option B is correct as a regional map of Gujarat covers a large area. Option C is correct as large areas require mapping.
D is correct тАФ All the given options are fundamental characteristics of a map used in surveying.
Remember: Large Area = Small Scale = Map; Small Area = Large Scale = Plan.