This was future aiseeIn the mid-1950s, Hiller Aircraft constructed a series of flying platforms for an Army-Navy program. The pilot simply leaned in the desired direction and the platform would follow. Hiller Aircraft incorporated twin counter-rotating propellers in a round housing (ducted fan). Sixty percent of the platform’s lift was generated by thrust from the counter-rotating propellers and 40% was generated by air moving over the ducted fan's leading edge (Bernoulli principle).View attachment 2615716
Tutaokolewa kwa neema tu maana kama ni kwa bandika bandua sheria na kanuni sidhani kama kuna mtu atatoboa aisee!
Mbona ujumbe wake unaeleweka vizuri tu? 😁Dini imeingiliwaView attachment 2615715