Q401
Open questionThe inclination of the magnetic needle to the horizontal called . . . . . . . .
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Mining Engineering · all questionsMine Surveying
Mine Surveying
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Q402
Open questionAsurvey plan is drawn to a scale of 1 : 10000. A plot on the plan measures 50 mm × 80 mm. What is the area in hectar.
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Q403
Open questionA survey done in conneciion with projects such as roads, railways etc is called
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Q404
Open questionIn prismatic compass, this carries a horse air . . . . . . . .
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Q405
Open questionThe methods of contouring are . . . . . . . .
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Q406
Open questionA perpendicular to chain line is set by . . . . . . . .
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Q407
Open questionThe best method of folding a chain is to . . . . . . . .
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Q408
Open questionThe arrangement of levelling tube is . . . . . . . .
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Q409
Open questionA source of local attraction for prismatic compass is . . . . . . . .
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Q410
Open questionA page from a chain book is shown in fig. The width of river AB is equal to
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Q411
Open questionTrue bearing of a line is its angular denation from a rnetidian measured in . . . . . . . .
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