<p class="MsoNormal" style="MARGIN: 0in 0in 0pt"><font face="Times New Roman" size="3">I hve to design an rc engined powerd aircraft capable of lifting external &amp; internal payloads of 3lb each means 3lb internal payload on fuselage<span style="mso-spacerun: yes">  </span>&amp; 1.5lb each on wing tip for external payloads...</font></p><p class="MsoNormal" style="MARGIN: 0in 0in 0pt"><font face="Times New Roman" size="3">we have to fly it 1st without payloads, then internal &amp; finally with external payloads...</font></p><p class="MsoNormal" style="MARGIN: 0in 0in 0pt"><font face="Times New Roman" size="3">so can u suggest me a good &amp; unique design for accomplishing this requirmnt....</font></p><p class="MsoNormal" style="MARGIN: 0in 0in 0pt"><font face="Times New Roman" size="3">also which sort og wing will be bettr, servos, propellors etc...</font></p><p class="MsoNormal" style="MARGIN: 0in 0in 0pt"><font face="Times New Roman" size="3">can u help me...</font></p><p class="MsoNormal" style="MARGIN: 0in 0in 0pt"><font face="Times New Roman" size="3">shall be thankfull for <city><place>ur</place></city> help...</font></p>