Dobbertin Hydro Car Water Test 3 Amphibious Vehicle

(Continued from Water Test Two) For the first time, the HydroCar sat in calm water with the nose higher than the rear. The prop only needed to be trimmed down a couple degrees to be completely submerged. This time the front end of the HydroCar actually raised when the RPM was increased. The prop was still creating a huge rooster tail, so we lowered the trim to compensate, but still couldn t get the necessary bite to get it up on plane. When adding the trim angle to the an