Homework Help: physics

Posted by Kaylee on Monday, February 18, 2013 at 8:27am.

An airplane starts at rest and accelerates down the runway for 20s. At he end of the runway, it's velocity is 80 m/a north. What is its acceleration?

physics - JJ, Monday, February 18, 2013 at 12:01pm
a =v/t
a = 80/20 = 4 m/sec/sec north

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