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Parametric rolling in container ships is a phenomenon that can cause extreme and dangerous roll motions in head or stern seas. It occurs when the natural roll frequency of the ship coincides with the frequency of wave-induced changes in stability, resulting in a resonance effect that amplifies the roll angle. Parametric rolling is more likely […]
Suez Canal Authority have stated that the container carrier Ever Given was moving in canal at a higher speed than needed and this what led to grounding of the ship. As per the media reports, the chief of canal authority said that the design of rudder is at fault also and was not made as […]
In this post I have given the list of the questions that were asked in oral examinations of 4B. In this post I have picked some of the famous questions that were asked in the marine engineering oral exams. Answer to these will be published shortly. If you have any suggestions, please drop a reply […]
