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GATE 2022 CE (CE1) – Question 35

Geomatics Engineering · Distance and angle measurement, levelling, traversing, triangulation, total station · 1 mark · Numerical answer

The bearing of a survey line is N31°17′W. Its azimuth observed from north is _____ degrees (two decimals).

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Correct answer: 327.08 to 330.36

Explanation

The quadrantal bearing is 31°17′ west of north, so its clockwise azimuth from north is $360^\circ-31^\circ17\prime=328^\circ43\prime$.

Convert minutes to decimal degrees: $328+43/60=328.716667^\circ$. **Answer: 328.72°**.