basically hiding in the baffle.... no, this is an engine limitation and if you have already attacked, the ship may accelerated to 10 kts and you won't be able to keep up submerged.
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U-46 Leutnant z. S. Jakob Bock
U-47 ObLt z. S. Jaana Galland
ObLt z. S. Ernst Wagner (BdU)
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