Exam (elaborations)
BOEING 747 LIMITATIONS EXAM QUESTIONS AND VERIFIED ANSWERS
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BOEING 747 LIMITATIONS EXAM QUESTIONS AND VERIFIED ANSWERS...
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Maximum Takeoff and Landing Tailwind Component - ANSWER 15 knotsGround Wind Limits for All Doors - ANSWER • 40 knots opening/closing
• 65 knots open
Maximum Differential Pressure - ANSWER 9.4 psi
Maximum Allowable Cabin Pressure Differential for Takeoff and Landing -
ANSWER .11 psi
Do not operate APU below __________ feet pressure altitude. - ANSWER Do
not operate APU below -1000 feet pressure altitude.
The APU may be used to supply bleed air to _________________________ for
takeoff, provided ______________________. If engine failure occurs, do not
change air conditioning bleed configuration until _______________________
has been achieved. - ANSWER The APU may be used to supply bleed air to air
conditioning pack number 2 for takeoff, provided isolation valves remain
closed. If engine failure occurs, do not change air conditioning bleed
configuration until engine-out acceleration height has been achieved.
Do not use APU _______________ inflight. - ANSWER Do not use APU
generator power inflight.
, Operations between _____________ and ________ feet pressure altitude is
limited to ________________ only. APU bleed air should not be used above
________________ feet pressure altitude. - ANSWER Operations between
15,000 and 20,000 feet pressure altitude is limited to "no load" only. APU
bleed air should not be used above 15,000 feet pressure altitude.
APU Starter Duty Cycle (Battery) - ANSWER Between .
Starts 1 and 2 - 1 minute
Starts 2 and 3 - 1 minute
Starts 3 and 4 - 75 minutes
APU Starter Duty Cycle (TR) - ANSWER Between .
Starts 1 and 2 - 1 minute
Starts 2 and 3 - 10 minute
Starts 3 and 4 - 75 minutes
Use of aileron trim with the autopilot engaged is ____________. - ANSWER
Prohibited
After _____________ the autopilot shall not be engaged below 250 feet. -
ANSWER Takeoff
The autopilot must be _______________ before the airplane descends more
than ______________ below minimums unless it is coupled to an
______________ and _______________ or in the ______________ mode. -
ANSWER The autopilot must be disengaged before the airplane descends
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