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Why does Airbus A380 only use its two inner engines for reverse thrust during landing? This is to reduce weight and avoid foreign object debris. The outer engines hang over grass or dirt—activating reversers there could blow debris forward and back into the engines. Moreover, engines 1 and 4(outboard)...

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Scott Jones profil fotoğrafı
Scott Jones1 yıl önce

The original plan was for no thrust reversers at all on the A380, as it didn't need them. However, both the FAA, and the JAA stipulated thrust reversers for wet runway operations, or the A380 wouldn't be certified. Thus the compromise of the inner engines only.

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Premium1 yıl önce

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COYB profil fotoğrafı
COYB1 yıl önce

What a simple answer to an interesting question. Can you tell me why the cabin lights are dimmed and window blinds are open for take off and landing

Muhammad Kamran Momi profil fotoğrafı
Muhammad Kamran Momi1 yıl önce

🛬 Why only the inner engines? On the Airbus A380, only engines #2 and #3 deploy reverse thrust during landing. 👉 This prevents foreign object debris (FOD) from being kicked up by the outer engines, which hang over grass or dirt. 👉 It also reduces weight and mechanical complexity — vital for such a large aircraft. ✈️ The A380 relies on brakes, spoilers, and inner engine thrust reversers to decelerate safely — especially since its touchdown speed is just ~135 knots. 🎥 This A380 landing perfectly shows this unique feature.

🔥🐯⽕⻁🐯🔥🏴‍☠️△ 🇪🇺🇺🇦 profil fotoğrafı
🔥🐯⽕⻁🐯🔥🏴‍☠️△ 🇪🇺🇺🇦1 yıl önce

To cool down the breaks.

Sovereign Jet Brokerage profil fotoğrafı
Sovereign Jet Brokerage1 yıl önce

Smart engineering—reducing FOD risk and unnecessary weight while maintaining safe and effective deceleration. The A380 design team truly thought of everything.

John Mason profil fotoğrafı
John Mason1 yıl önce

How much fuel is carried in the wings ?

Speedy singh 75 ✈️ profil fotoğrafı
Speedy singh 75 ✈️1 yıl önce

Makes sense

Nick profil fotoğrafı
Nick1 yıl önce

read somewhere it was a reasoned choice during planning and design. also, the outer engines are so far away from the center they would pose a significant risk of asymmetric thrust in case of a failure, and wouldn't really offset that risk with the additional braking performance

Ernest Somolekae profil fotoğrafı
Ernest Somolekae1 yıl önce

Simple and correct reason, the A380 did not need any reversers but the company was compelled to install on the two engines to comply with FAA/ other jurisdiction requirements.

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