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July 30, 2014

Homework Help: physics

Posted by emily on Friday, January 13, 2012 at 9:38am.

A 20000 kg airplane takes off by traveling 300 m down a runway while the engines exert a continuous force of 4000 N.(a) Calculate the change in kinetic energy of the airplane during takeoff.(b) Determine the speed of the airplane as it leaves the runway.

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