# A survey team wants to determine the difference in elevation of point A and point B using

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## Question:

A survey team wants to determine the difference in elevation of point A and point B using two peg test. The distance of these two points from each other is 50 meters. Where points C is 30 meters away from A and 20 meters away from B. If the instrument is set at point C. What is the value of the smaller error?

Reading at A Reading at B

Instrument near A 0.0525 3.1818

Instrument near B 2.4859 5.6892

Instrument at C 1.5486 3.7254

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