<?xml version="1.0" encoding='utf-8'?>
<!DOCTYPE wml PUBLIC "-//WAPFORUM//DTD WML 1.1//EN" "http://www.wapforum.org/DTD/wml_1.1.xml">
<wml>
<card id="card1" title="Flight - Page 31 - Wikipedia">
<p>
<a accesskey="1" href="page.php?w=Flight&amp;p=30">1.Previous</a><br />
<a accesskey="3" href="page.php?w=Flight&amp;p=32">3.Next</a>
</p>
<p>multiplied by the difference in <a href="page.php?w=velocity">velocity</a> of the airstream. Reverse thrust can be generated to aid braking after landing by reversing the pitch of variable-pitch propeller blades, or using a <a href="page.php?w=Thrust_reversal">thrust reverser</a> on a jet engine. <a href="page.php?w=Rotary_wing_aircraft">Rotary wing aircraft</a> and <a href="page.php?w=thrust_vectoring">thrust vectoring</a> <a href="page.php?w=V%2FSTOL">V/STOL</a> aircraft use engine thrust to support the weight of the aircraft, and vector sum</p><p>
<a accesskey="1" href="page.php?w=Flight&amp;p=30">1.Previous</a><br />
<a accesskey="3" href="page.php?w=Flight&amp;p=32">3.Next</a>
</p>

<do type="prev" label="Search">
        <go href="search.wml"/>
</do>

</card>
</wml>
