An airplane starts from rest and accelerates at 10.8 m/s². What is its speed at the end of a 400 m-long runway? A) 37.0 m/s B) 93.0 m/s C) 65.7 m/s D) 4320 m/s E) 186 m/s

Name: An airplane starts from rest and accelerates at 10.8 m/s 2 . What is its speed at the end of a 400 m-long runway? A) 37.0 m/s B) 93.0 m/s C) 65.7 m/s D) 4320 m/s E) 186 m/s
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Quizplus · Accepted Answer

Using the equation v^2 = u^2 + 2as, where u = 0, a = 10.8 m/s², and s = 400 m, the final speed v is 93.0 m/s.

An Airplane Starts from Rest and Accelerates at 10