View Single Post
Old 04-11-2018, 04:42 PM   #3 (permalink)
All Darc
Banned
 
Join Date: Feb 2018
Location: Brazil
Posts: 1,476
Thanks: 14
Thanked 363 Times in 327 Posts
Uhhnnn... like guns with longer tube have more power ?

But this first air taxi in the video, even with the total propellers together, don't look like have a huge area. It still puzzles me...

Quote:
Originally Posted by jeongyun View Post
For one thing, ducted or shrouded fans are a lot more efficient than open ones.

Ducted fan - Wikipedia
  Reply With Quote