How fast must a 747 go before it takes off?

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2006-09-18 14:09:22 · 2 answers · asked by FRED C 1 in Travel ➔ Air Travel

About 180 miles per hour.

http://www.science.edu.sg/ssc/detailed.jsp?artid=1655&type=6&root=3&parent=3&cat=25

2006-09-18 14:18:10 · answer #1 · answered by newsgirlinos2 5 · 0⤊ 0⤋

Hi. All aircraft mush reach Vr (Velocity rotation) before they can takeoff. Search vr 747. Should be 120-125kts for a standard (vs short) runway.

2006-09-18 21:18:14 · answer #2 · answered by Cirric 7 · 0⤊ 0⤋