Mining Engineering > GATE 2021 > Mine Surveying
On an old plan of scale 1:1000, leasehold area of a mine is now measured as 802 cm2 using a planimeter. The plan is found to have shrunk, such that the original line of 10 cm is now measured as 9.8 cm on the plan. True lease hold mine area, in m2, is _______. [round off to the nearest integer]
Correct : 83450
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