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The thrust created by a lone jet engine produces a force of F = 78000 N. It takes the aircraft (with a mass of m = 7300 kg) a distance of d = 0.71 km to take off.
A) What is the take-off speed of the aircraft vt in m/s?
B) How far in meters would you need to depress a giant spring k = 100,000 N/m in order to launch the aircraft at the same speed without help from the engine?
Answer:
A) v = 123.1 m/s
B) x = 33.3 m
Explanation
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