Non-motoring > Supersonic Tube Transport Miscellaneous
Thread Author: No FM2R Replies: 3
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New Tue 13 Aug 13 16:26 
 Supersonic Tube Transport - No FM2R


www.bbc.co.uk/news/world-us-canada-23678412
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New Tue 13 Aug 13 19:55 
 Supersonic Tube Transport - MJW1994
Interesting but probably not economically viable.
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New Wed 14 Aug 13 15:36 
 Supersonic Tube Transport - Cliff Pope
The speed of sound is about 761 mph.
400 mph is not supersonic.
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New Wed 14 Aug 13 15:39 
 Supersonic Tube Transport - No FM2R
And the difference between top speed and average speed is......?
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