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An airliner reaches its takeoff speed of 163 mph in 36.2 s. What is the magnitude of its average acceleration.

sachin singh , 14 Years ago
Grade 12
anser 1 Answers
SAGAR SINGH - IIT DELHI

Last Activity: 14 Years ago

Dear sachin,

By definition the acceleration is the ratio of the change of velocity and the traveled time. In the present problem the change of velocity is 163 mph = 0.447*163 m/s = 72.9 m/s. The traveled time is 36.2 s.

Then the average acceleration is

 

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