<div dir="ltr"><div class="gmail_extra">On Fri, Mar 8, 2013 at 9:26 AM, spike <span dir="ltr"><<a href="mailto:spike@rainier66.com" target="_blank">spike@rainier66.com</a>></span> wrote:<br><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">

Can you figure it out from math and thought experiment?</blockquote></div><br>I'd go with spinning in the reverse direction because the suction would drop the pressure at the outlets (now inlets). Probably pretty slowly, though.</div>

<div class="gmail_extra"><br></div><div class="gmail_extra" style>-Dave</div></div>