In aerial vertical photography, the longitudinal overlap is normally kept as
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- \( 50% \)
- \( 60% \)
- \( 70% \)
- \( 80% \)
The Correct Option is B
Solution and Explanation
Top Questions on Surveying
Reciprocal levelling is performed for points P and Q by placing the same levelling instrument at A and B. The observations of staff readings are tabulated as below.
If the Reduced Level (RL) of P is 115.246 m, then the true RL of Q, in m, is _______ (rounded off to 3 decimal places)
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Match the source of error with the corresponding correction in surveying with steel tape.
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