Boeing 747-8 400ERF Limitations Exam Questions & Answers (Grade A+).docx

Boeing 747-8/400ERF Limitations Exam
Questions & Answers (Grade A+)
# Runway Slope -
correct answer ✅+-2%


# Maximum TO tailwind component -
correct answer ✅15kts


# Maximum landing tailwind component -
correct answer ✅15kts


# Maximum speed for operation in RVSM airspace -
correct answer ✅MMO 0.90M


Maximum operating altitude (-8F) -
correct answer ✅43,100ft pressure altitude


Maximum operating altitude (400ERF) -
correct answer ✅45,100ft pressure altitude


Maximum takeoff and landing altitude -
correct answer ✅10,000ft pressure altitude

,Boeing 747-8/400ERF Limitations Exam
Questions & Answers (Grade A+)
Maximum field elevation -
correct answer ✅9,500ft


WIth fuel trapped in either reserve tank VMO/MMO (400ERF) -
correct answer ✅325KIAS/0.90M (The maximum speed limit
display on the PFD will not reflect this value)


Flap Speeds (-8F) -
correct answer ✅1 - 285kts
5 - 265kts
10 - 245kts
20 - 235kts
25 - 210kts
30 - 185kts
If Vref30 + Additives > 175kts Use Flaps 25 & Vref25


Maximum landing gear operating speed -
correct answer ✅Vlo = 270kts Mlo = 0.82M
Do not exceed following alternate gear extension with wheel well
doors open

, Boeing 747-8/400ERF Limitations Exam
Questions & Answers (Grade A+)
Flap Speeds (400ERF) -
correct answer ✅1 - 285kts
5 - 265kts
10 - 245kts
20 - 235kts
25 - 210kts
30 - 180kts
If Vref30 + Additives > 167kts Use Flaps 25 & Vref25


Maximum landing gear extended speeds (wheel well doors closed) -
correct answer ✅Vle = 320kts Mle = 0.82M


Vmo -
correct answer ✅365kts


Maximum tire speeds -
correct answer ✅takeoff = 235mph (approx 205kts)
Landing overspeed = 260mph (approx 226kts)


Maximum number of ocupants -
correct answer ✅8