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GATE 2020 CE (CE1) – Question 48

Geomatics Engineering · Distance and angle measurement, levelling, traversing, triangulation, total station · 2 marks · Multiple choice

Open traverse PQRST has consecutive coordinates (m): PQ N110.2 E45.5; QR N80.6 W60.1; RS S90.7 W70.8; ST S105.4 E55.5. Starting P has (Northing,Easting) = (400,200) m. Find T coordinates.

  1. (194.7, 370.1)
  2. (205.3, 429.9)
  3. (394.7, 170.1)
  4. (405.3, 229.9)

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Correct answer: (C) (394.7, 170.1)

Explanation

Net northing is $110.2+80.6-90.7-105.4=-5.3$ m. Net easting is $45.5-60.1-70.8+55.5=-29.9$ m. Add starting coordinates to obtain **(394.7,170.1) m, C**.