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3 cards from this section. Quick, good the night before a test.
What is instrumental error in hydrographic surveying?
Think about what can go wrong with measurement tools.
Why is calibration important?
Consider the relationship between accuracy and safety.
What are instrumental errors primarily caused by?
Consider who or what is responsible for the inaccuracies.
Calibrating instruments is important for:
Think about the consequences of using uncalibrated instruments.
A hydrographic survey reports a depth of 20 meters due to a calibration error that actually measured 23 meters. What could be the implications for maritime navigation and construction projects?
Consider the safety and operational aspects of incorrect measurements.
Design a workflow for a hydrographic surveying team that ensures regular calibration and maintenance of equipment. What steps would you include?
Think of establishing a routine and keeping detailed records.
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