Mathematics · Surveying Corrections
A 30 m steel tape (mass = 0.8 kg) is supported at its ends only. If a pull of 100 N is applied, what is the sag correction? (Take g = 9.81 m/s2)
- 10.0102 m
- 20.0125 m
- 30.0077 m✓
- 40.0051 m
Correct answer
0.0077 m
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