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Help On Aerodynamics  
User currently offlineTu144d From United States of America, joined Apr 2002, 198 posts, RR: 3
Posted (10 years 8 months 2 weeks 2 days 3 hours ago) and read 1218 times:

In the equation a=sqrt(gamma*R*T), for air,where a is the speed of sound, what is the value of R in ENGLISH UNITS? Thanks

3 replies: All unread, jump to last
 
User currently offlineNDSchu777 From United States of America, joined Oct 2001, 419 posts, RR: 3
Reply 1, posted (10 years 8 months 2 weeks 2 days 1 hour ago) and read 1126 times:

After checking one of my aerodynamics textbooks... R=1716 (ft^2/(s^2 x degree_R).

I hope this helps!

--Nick

User currently offlineFredT From United Kingdom, joined Feb 2002, 2184 posts, RR: 26
Reply 2, posted (10 years 8 months 2 weeks 1 day 14 hours ago) and read 987 times:

How about learning to convert the units back and forth if you're going to stick with imperial units? If you're having problems with unit conversions I'd wait with aerodynamics...

/Fred


I thought I was doing good trying to avoid those airport hotels... and look at me now.
User currently offlineTu144d From United States of America, joined Apr 2002, 198 posts, RR: 3
Reply 3, posted (10 years 8 months 2 weeks 1 day 13 hours ago) and read 987 times:

I did the problem already by converting to metric and converting back...I just wanted to check by doing it straightforward in English units...BTW thanks Nick
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