# When traveling at mach 2 how long would it take to travel around the world? ~Famous~

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When traveling at mach 2 how long would it take to travel around the world? ~Famous~

**Tags:**mach number, mach 1, mach, knots

Wednesday, February 01 2012

Source: http://www.aerospaceweb.org/question/atmosphere/q0102c.shtml
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