Kinematics
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Francesca, who likes physics experiments, dangles her watch from a thin piece of string while the jetliner she is in takes off from Dulles Airport . She notices that the string makes an angle of 25° with respect to the vertical while the aircraft accelerates for takeoff, which takes about 13.5 seconds. Estimate the takeoff speed of the aircraft. (m/s)
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Solution Summary
The solution calculates takeoff speed of the aircraft.
Solution Preview
Horizontal force= m a
where a is the acceleration
Vertical force = weight = mg
tan 25 = ma / mg = ...
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