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Test 2 - Basic Knowledge 1
1 maggio 2024 · 41 min · 2K visualizzazioni
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Navigating in 30-knot winds requires evaluating the fetch—the distance wind travels over water—rather than just wind speed, as fetch determines wave height and safety.3:01 When wind blows from the shore, sailors can minimize wave height by staying close to the coast, whereas wind blowing from the sea creates dangerous, high-fetch waves.3:50 A vessel without steerage or headway naturally lies beam-to the wind, a critical factor for maneuvering in ports.15:29 Crossing the Ibiza Channel in dense fog necessitates a radar over an AIS, as radar detects non-transmitting obstacles like rocks or unequipped vessels.21:43 In a man-overboard situation, the immediate priority is stopping the vessel's headway and marking the position on the plotter.24:07 If the victim is not immediately recovered, deploying an AIS-equipped EPIRB or triggering a DSC distress alert is essential, especially in cold water or heavy weather.27:16 During electrical storms, sailors should consider dropping sails to bare poles and keeping the crew away from metallic components to mitigate lightning risks.35:57 Waterspouts typically form in the Mediterranean when water temperatures exceed 27 degrees Celsius.38:47
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