Computer · Levelling
The following observations were taken during reciprocal levelling to find the difference in elevation between two points P and Q, located on either banks of a wide river. If the reduced level of the point P is +60 m, determine the reduced level of the point Q. * Instrument at P: Staff reading at P = 1.36 m, Staff reading at Q = 1.96 m * Instrument at Q: Staff reading at P = 1.52 m, Staff reading at Q = 2.02 m
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1+59.40 m
- 2+60.50 m
- 3+59.45 m✓
- 4+60.55 m
Correct answer
+59.45 m
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