About 180-200 miles per hour.
The maximum take off weight for a 747-400 is 875,000 pounds (396,890 kg.).
speeds depend on the weather condition and how long the runway is but usally a 747 takes off at 150-154 knots.
195 miles per hour
About 180-200 miles per hour.
The Maximum Take-Off Weight for a Boeing 747-100 is 333, 390kg; a Boeing 747-200 and 747-300 is 377,842kg; a Boeing 747-400 is 396,890kg; a Boeing 747-400ER is 412,775kg and the Boeing 747-8I is 442,253kg.
This varies due to payload (how much weight is on the aircraft) and weather, V1 is normally around 152 KIAS and 164 when the aircraft begins to take off.
The maximum take-off weight of a Boeing 747-400 is 875,000 lbs
A standard 737 will take off (rotate) at approximatly 140 knots. Take off speed depends on wind speed temperature and weight etc
On an aircraft carrier, 0 to 60 mph in 2.5 seconds.
Captain Banzanton was KLM's top operator, a celebrityflying the 747. But he made a fatal error when he took off without permission as he shashed into a Pan Am 747 jet.
A 747's max take-off weight is 910,000 pounds.
About 180-200 miles per hour.