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Added Resistance in Waves & Operability
Inside this lesson
- Explain physically why a seaway increases a ship's resistance beyond the calm-water value
- Estimate added resistance as a fraction of calm-water resistance
- Define involuntary speed loss and explain its operational cause
- Describe operability as a seakeeping concept beyond raw resistance
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Educational content covering topics typical of a first- and second-year marine engineering / naval architecture curriculum. Not a substitute for accredited coursework, and not suitable for real vessel design, operation, or safety decisions without review by a licensed professional engineer. References to classification societies, SOLAS, or MARPOL are descriptive context only, not compliance guidance.