An airplane starts at a stand-still and speeds up with an acceleration of 2.9 m/s2. If the runway is 158 m long, how long will it take for the airplane to reach the end of the runway.
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Expert's answer
2017-12-10T07:25:07-0500
d=(at^2)/2 The time for the airplane to reach the end of the runway is t=√(2d/a) t=√((2(158))/2.9)=10.4 s
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