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List of top Mining Geology, Mine Development and Surveying Questions on Tacheometry asked in GATE MN

On an old plan of scale 1:1000, leasehold area of a mine is now measured as 802 cm^2 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 m^2 is \(\underline{\hspace{2cm}}\) (round off to the nearest integer).
  • GATE MN - 2021
  • GATE MN
  • Mining Geology, Mine Development and Surveying
  • Tacheometry