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← HistoryWhich navigational risk was reduced during the first transoceanic voyages once shipbuilders began implementing iron knees?
A)Magnetic compass deviation increases drastically
B)Hull separation likelihood drastically decreases✓
C)Crew's scurvy rate significantly rises
D)Longitude calculation error probability explodes
💡 Explanation
Iron knees increase hull rigidity protecting timber joints; because they reinforce the frame's integrity, Shear stress distribution becomes resistant to dynamic loads, therefore greatly reducing catastrophic hull failure likelihood rather than affecting compass accuracy, crew health, or calculation errors.
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