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11th Nov 2021, 18:56

#8 (permalink)

albatross

Join Date: Sep 2004

Location: Canada

Posts: 1,762

Received 156 Likes on 78 Posts

Quote:

Originally Posted by pasta

Speed of sound is ~1500m/s in water. How fast would a torpedo have to be to qualify as hypersonic?

Would the proper term be Hydrosonic?
Just joking.

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