Computer · Surveying
In which of the following scenarios is compass surveying NOT advisable?
- 1In places abounding in magnetic rock or iron ore✓
- 2Where long straight lines and convenient tie lines cannot be drawn on account of obstructions
- 3When the area under survey cannot be divided into triangles conveniently
- 4Survey of long narrow strips of roads, railways etc.
Correct answer
In places abounding in magnetic rock or iron ore
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