Why is nuclear-powered the standard for submarines, when not for ferry, small ships and vessels ?
In: Engineering
Non nuclear subs need some sort of combustion engine. That needs oxygen to burn and some way to expell exaust gasses. So when when the engine is running they need a snorkle at the surface and when they dive they are on battery power.
Relevant post on r/submarines https://www.reddit.com/r/submarines/s/amMzTXhQ4c
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